.env.example

@@ -16,7 +16,3 @@ CREATE_ACCOUNT_URL=http://localhost:5003/api/v2/account/create
 TRACK_STATUS_URL=https://custodial.sarafu.africa/api/track/
 BALANCE_URL=https://custodial.sarafu.africa/api/account/status/
 TRACK_URL=http://localhost:5003/api/v2/account/status
-
-
-#numbers with privileges to reset others pin
-ADMIN_NUMBERS=254051722XXX,255012221XXX

cmd/africastalking/main.go

@@ -19,9 +19,9 @@ import (
 	"git.grassecon.net/urdt/ussd/config"
 	"git.grassecon.net/urdt/ussd/initializers"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	httpserver "git.grassecon.net/urdt/ussd/internal/http"
 	"git.grassecon.net/urdt/ussd/internal/storage"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 var (
@@ -139,7 +139,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	accountService := server.AccountService{}
+	accountService := remote.AccountService{}
 	hl, err := lhs.GetHandler(&accountService)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())

cmd/async/main.go

@@ -16,8 +16,8 @@ import (
 	"git.grassecon.net/urdt/ussd/config"
 	"git.grassecon.net/urdt/ussd/initializers"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	"git.grassecon.net/urdt/ussd/internal/storage"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 var (
@@ -106,8 +106,7 @@ func main() {
 
 	lhs, err := handlers.NewLocalHandlerService(ctx, pfp, true, dbResource, cfg, rs)
 	lhs.SetDataStore(&userdataStore)
-
+	accountService := remote.AccountService{}
-	accountService := server.AccountService{}
 
 	hl, err := lhs.GetHandler(&accountService)
 	if err != nil {

cmd/http/main.go

@@ -18,9 +18,9 @@ import (
 	"git.grassecon.net/urdt/ussd/config"
 	"git.grassecon.net/urdt/ussd/initializers"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	httpserver "git.grassecon.net/urdt/ussd/internal/http"
 	"git.grassecon.net/urdt/ussd/internal/storage"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 var (
@@ -100,7 +100,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	accountService := server.AccountService{}
+	accountService := remote.AccountService{}
 	hl, err := lhs.GetHandler(&accountService)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())

cmd/main.go

@@ -13,8 +13,8 @@ import (
 	"git.grassecon.net/urdt/ussd/config"
 	"git.grassecon.net/urdt/ussd/initializers"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	"git.grassecon.net/urdt/ussd/internal/storage"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 var (
@@ -97,7 +97,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	accountService := server.AccountService{}
+	accountService := remote.AccountService{}
 	hl, err := lhs.GetHandler(&accountService)
 	if err != nil {
 		fmt.Fprintf(os.Stderr, err.Error())

common/db.go

@@ -1,7 +1,9 @@
-package utils
+package common
 
 import (
 	"encoding/binary"
+
+	"git.defalsify.org/vise.git/logging"
 )
 
 type DataTyp uint16
@@ -23,14 +25,17 @@ const (
 	DATA_RECIPIENT
 	DATA_AMOUNT
 	DATA_TEMPORARY_VALUE
-	DATA_VOUCHER_LIST
 	DATA_ACTIVE_SYM
 	DATA_ACTIVE_BAL
 	DATA_BLOCKED_NUMBER
 	DATA_PUBLIC_KEY_REVERSE
 	DATA_ACTIVE_DECIMAL
 	DATA_ACTIVE_ADDRESS
+	DATA_TRANSACTIONS
+)
 
+var (
+	logg = logging.NewVanilla().WithDomain("urdt-common")
 )
 
 func typToBytes(typ DataTyp) []byte {

common/hex.go

@@ -2,6 +2,7 @@ package common
 
 import (
 	"encoding/hex"
+	"strings"
 )
 
 func NormalizeHex(s string) (string, error) {
@@ -16,3 +17,15 @@ func NormalizeHex(s string) (string, error) {
 	}
 	return hex.EncodeToString(r), nil
 }
+
+func IsSameHex(left string, right string) bool {
+	bl, err := NormalizeHex(left)
+	if err != nil {
+		return false
+	}
+	br, err := NormalizeHex(left)
+	if err != nil {
+		return false
+	}
+	return strings.Compare(bl, br) == 0
+}

common/storage.go

@@ -0,0 +1,52 @@
+package common
+
+import (
+	"context"
+	"errors"
+
+	"git.defalsify.org/vise.git/db"
+	"git.defalsify.org/vise.git/resource"
+	"git.defalsify.org/vise.git/persist"
+	"git.grassecon.net/urdt/ussd/internal/storage"
+)
+
+func StoreToDb(store *UserDataStore) db.Db {
+	return store.Db
+}
+
+func StoreToPrefixDb(store *UserDataStore, pfx []byte) storage.PrefixDb {
+	return storage.NewSubPrefixDb(store.Db, pfx)	
+}
+
+type StorageServices interface {
+	GetPersister(ctx context.Context) (*persist.Persister, error)
+	GetUserdataDb(ctx context.Context) (db.Db, error)
+	GetResource(ctx context.Context) (resource.Resource, error)
+	EnsureDbDir() error
+}
+
+type StorageService struct {
+	svc *storage.MenuStorageService
+}
+
+func NewStorageService(dbDir string) *StorageService {
+	return &StorageService{
+		svc: storage.NewMenuStorageService(dbDir, ""),
+	}
+}
+
+func(ss *StorageService) GetPersister(ctx context.Context) (*persist.Persister, error) {
+	return ss.svc.GetPersister(ctx)
+}
+	
+func(ss *StorageService) GetUserdataDb(ctx context.Context) (db.Db, error) {
+	return ss.svc.GetUserdataDb(ctx)
+}
+
+func(ss *StorageService) GetResource(ctx context.Context) (resource.Resource, error) {
+	return nil, errors.New("not implemented")
+}
+
+func(ss *StorageService) EnsureDbDir() error {
+	return ss.svc.EnsureDbDir()
+}

common/user_store.go

@@ -1,4 +1,4 @@
-package utils
+package common
 
 import (
 	"context"
@@ -16,7 +16,7 @@ type UserDataStore struct {
 	db.Db
 }
 
-// ReadEntry retrieves an entry from the store based on the provided parameters.
+// ReadEntry retrieves an entry to the userdata store.
 func (store *UserDataStore) ReadEntry(ctx context.Context, sessionId string, typ DataTyp) ([]byte, error) {
 	store.SetPrefix(db.DATATYPE_USERDATA)
 	store.SetSession(sessionId)
@@ -24,6 +24,8 @@ func (store *UserDataStore) ReadEntry(ctx context.Context, sessionId string, typ
 	return store.Get(ctx, k)
 }
 
+// WriteEntry adds an entry to the userdata store.
+// BUG: this uses sessionId twice
 func (store *UserDataStore) WriteEntry(ctx context.Context, sessionId string, typ DataTyp, value []byte) error {
 	store.SetPrefix(db.DATATYPE_USERDATA)
 	store.SetSession(sessionId)

common/vouchers.go

@@ -1,4 +1,4 @@
-package utils
+package common
 
 import (
 	"context"
@@ -37,6 +37,15 @@ func ProcessVouchers(holdings []dataserviceapi.TokenHoldings) VoucherMetadata {
 	return data
 }
 
+//func StoreVouchers(db storage.PrefixDb, data VoucherMetadata) {
+//		value, err := db.Put(ctx, []byte(key))
+//		if err != nil {
+//			return nil, fmt.Errorf("failed to get %s: %v", key, err)
+//		}
+//		data[key] = string(value)
+//	}
+//}
+
 // GetVoucherData retrieves and matches voucher data
 func GetVoucherData(ctx context.Context, db storage.PrefixDb, input string) (*dataserviceapi.TokenHoldings, error) {
 	keys := []string{"sym", "bal", "deci", "addr"}
@@ -75,6 +84,7 @@ func MatchVoucher(input, symbols, balances, decimals, addresses string) (symbol,
 	decList := strings.Split(decimals, "\n")
 	addrList := strings.Split(addresses, "\n")
 
+	logg.Tracef("found" , "symlist", symList, "syms", symbols, "input", input)
 	for i, sym := range symList {
 		parts := strings.SplitN(sym, ":", 2)
 
@@ -125,8 +135,9 @@ func GetTemporaryVoucherData(ctx context.Context, store DataStore, sessionId str
 	return data, nil
 }
 
-// UpdateVoucherData sets the active voucher data in the DataStore.
+// UpdateVoucherData sets the active voucher data and clears the temporary voucher data in the DataStore.
 func UpdateVoucherData(ctx context.Context, store DataStore, sessionId string, data *dataserviceapi.TokenHoldings) error {
+	logg.TraceCtxf(ctx, "dtal", "data", data)
 	// Active voucher data entries
 	activeEntries := map[DataTyp][]byte{
 		DATA_ACTIVE_SYM:     []byte(data.TokenSymbol),

common/vouchers_test.go

@@ -1,14 +1,14 @@
-package utils
+package common
 
 import (
 	"context"
 	"fmt"
 	"testing"
 
-	"git.grassecon.net/urdt/ussd/internal/storage"
 	"github.com/alecthomas/assert/v2"
 	"github.com/stretchr/testify/require"
 
+	"git.grassecon.net/urdt/ussd/internal/storage"
 	memdb "git.defalsify.org/vise.git/db/mem"
 	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
 )
@@ -132,7 +132,6 @@ func TestStoreTemporaryVoucher(t *testing.T) {
 	storedValue, err := store.ReadEntry(ctx, sessionId, DATA_TEMPORARY_VALUE)
 	require.NoError(t, err)
 	require.Equal(t, expectedData, string(storedValue), "Mismatch for key %v", DATA_TEMPORARY_VALUE)
-
 }
 
 func TestGetTemporaryVoucherData(t *testing.T) {

config/config.go

@@ -1,18 +1,70 @@
 package config
 
-import "git.grassecon.net/urdt/ussd/initializers"
+import (
+	"net/url"
+
+	"git.grassecon.net/urdt/ussd/initializers"
+)
+
+const (
+	createAccountPath = "/api/v2/account/create"
+	trackStatusPath = "/api/track"
+	balancePathPrefix = "/api/account"
+	trackPath = "/api/v2/account/status"
+	voucherHoldingsPathPrefix = "/api/v1/holdings"
+	voucherTransfersPathPrefix = "/api/v1/transfers/last10"
+	voucherDataPathPrefix = "/api/v1/token"
+)
+
+var (
+	custodialURLBase string
+	dataURLBase string
+	CustodialAPIKey string
+	DataAPIKey string
+)
 
 var (
 	CreateAccountURL string
 	TrackStatusURL   string
-	BalanceURL       string
+	BalanceURL	string
-    TrackURL         string
+	TrackURL         string
+	VoucherHoldingsURL	string
+	VoucherTransfersURL	string
+	VoucherDataURL	string
 )
 
-// LoadConfig initializes the configuration values after environment variables are loaded.
+func setBase() error {
-func LoadConfig() {
+	var err error
-	CreateAccountURL = initializers.GetEnv("CREATE_ACCOUNT_URL", "http://localhost:5003/api/v2/account/create")
+
-	TrackStatusURL = initializers.GetEnv("TRACK_STATUS_URL", "https://custodial.sarafu.africa/api/track/")
+	custodialURLBase = initializers.GetEnv("CUSTODIAL_URL_BASE", "http://localhost:5003")
-	BalanceURL = initializers.GetEnv("BALANCE_URL", "https://custodial.sarafu.africa/api/account/status/")
+	dataURLBase = initializers.GetEnv("DATA_URL_BASE", "http://localhost:5006")
-    TrackURL = initializers.GetEnv("TRACK_URL", "http://localhost:5003/api/v2/account/status")
+	CustodialAPIKey = initializers.GetEnv("CUSTODIAL_API_KEY", "xd")
+	DataAPIKey = initializers.GetEnv("DATA_API_KEY", "xd")
+
+	_, err = url.JoinPath(custodialURLBase, "/foo")
+	if err != nil {
+		return err
+	}
+	_, err = url.JoinPath(dataURLBase, "/bar")
+	if err != nil {
+		return err
+	}
+	return nil
+}
+
+// LoadConfig initializes the configuration values after environment variables are loaded.
+func LoadConfig() error {
+	err := setBase()
+	if err != nil {
+		return err
+	}
+	CreateAccountURL, _  = url.JoinPath(custodialURLBase, createAccountPath)
+	TrackStatusURL, _ = url.JoinPath(custodialURLBase, trackStatusPath)
+	BalanceURL, _ = url.JoinPath(custodialURLBase, balancePathPrefix)
+	TrackURL, _ = url.JoinPath(custodialURLBase, trackPath)
+	VoucherHoldingsURL, _ = url.JoinPath(dataURLBase, voucherHoldingsPathPrefix)
+	VoucherTransfersURL, _ = url.JoinPath(dataURLBase, voucherTransfersPathPrefix)
+	VoucherDataURL, _ = url.JoinPath(dataURLBase, voucherDataPathPrefix)
+
+	return nil
 }

internal/handlers/handlerservice.go

@@ -8,9 +8,10 @@ import (
 	"git.defalsify.org/vise.git/engine"
 	"git.defalsify.org/vise.git/persist"
 	"git.defalsify.org/vise.git/resource"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
+
 	"git.grassecon.net/urdt/ussd/internal/handlers/ussd"
 	"git.grassecon.net/urdt/ussd/internal/utils"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 type HandlerService interface {
@@ -62,7 +63,7 @@ func (ls *LocalHandlerService) SetDataStore(db *db.Db) {
 	ls.UserdataStore = db
 }
 
-func (ls *LocalHandlerService) GetHandler(accountService server.AccountServiceInterface) (*ussd.Handlers, error) {
+func (ls *LocalHandlerService) GetHandler(accountService remote.AccountServiceInterface) (*ussd.Handlers, error) {
 	ussdHandlers, err := ussd.NewHandlers(ls.Parser, *ls.UserdataStore, ls.AdminStore, accountService)
 	if err != nil {
 		return nil, err

internal/handlers/server/accountservice.go

@@ -1,185 +0,0 @@
-package server
-
-import (
-	"context"
-	"encoding/json"
-	"errors"
-	"fmt"
-	"io"
-	"net/http"
-	"os"
-
-	"git.grassecon.net/urdt/ussd/config"
-	"git.grassecon.net/urdt/ussd/internal/models"
-	"github.com/grassrootseconomics/eth-custodial/pkg/api"
-)
-
-var (
-	okResponse  api.OKResponse
-	errResponse api.ErrResponse
-)
-
-type AccountServiceInterface interface {
-	CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResponse, error)
-	CreateAccount(ctx context.Context) (*api.OKResponse, error)
-	CheckAccountStatus(ctx context.Context, trackingId string) (*models.TrackStatusResponse, error)
-	TrackAccountStatus(ctx context.Context, publicKey string) (*api.OKResponse, error)
-	FetchVouchers(ctx context.Context, publicKey string) (*models.VoucherHoldingResponse, error)
-}
-
-type AccountService struct {
-}
-
-// Parameters:
-//   - trackingId: A unique identifier for the account.This should be obtained from a previous call to
-//     CreateAccount or a similar function that returns an AccountResponse. The `trackingId` field in the
-//     AccountResponse struct can be used here to check the account status during a transaction.
-//
-// Returns:
-//   - string: The status of the transaction as a string. If there is an error during the request or processing, this will be an empty string.
-//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
-//     If no error occurs, this will be nil
-func (as *AccountService) CheckAccountStatus(ctx context.Context, trackingId string) (*models.TrackStatusResponse, error) {
-	resp, err := http.Get(config.BalanceURL + trackingId)
-	if err != nil {
-		return nil, err
-	}
-	defer resp.Body.Close()
-
-	body, err := io.ReadAll(resp.Body)
-	if err != nil {
-		return nil, err
-	}
-
-	var trackResp models.TrackStatusResponse
-	err = json.Unmarshal(body, &trackResp)
-	if err != nil {
-		return nil, err
-	}
-	return &trackResp, nil
-
-}
-
-func (as *AccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*api.OKResponse, error) {
-	var err error
-	// Construct the URL with the path parameter
-	url := fmt.Sprintf("%s/%s", config.TrackURL, publicKey)
-	req, err := http.NewRequest("GET", url, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	req.Header.Set("Content-Type", "application/json")
-	req.Header.Set("X-GE-KEY", "xd")
-
-	resp, err := http.DefaultClient.Do(req)
-	if err != nil {
-		return nil, err
-	}
-	defer resp.Body.Close()
-
-	body, err := io.ReadAll(resp.Body)
-	if err != nil {
-		errResponse.Description = err.Error()
-		return nil, err
-	}
-	if resp.StatusCode >= http.StatusBadRequest {
-		err := json.Unmarshal([]byte(body), &errResponse)
-		if err != nil {
-			return nil, err
-		}
-		return nil, errors.New(errResponse.Description)
-	}
-	err = json.Unmarshal([]byte(body), &okResponse)
-	if err != nil {
-		return nil, err
-	}
-	if len(okResponse.Result) == 0 {
-		return nil, errors.New("Empty api result")
-	}
-	return &okResponse, nil
-
-}
-
-// CheckBalance retrieves the balance for a given public key from the custodial balance API endpoint.
-// Parameters:
-//   - publicKey: The public key associated with the account whose balance needs to be checked.
-func (as *AccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResponse, error) {
-	resp, err := http.Get(config.BalanceURL + publicKey)
-	if err != nil {
-		return nil, err
-	}
-	defer resp.Body.Close()
-	body, err := io.ReadAll(resp.Body)
-	if err != nil {
-		return nil, err
-	}
-	var balanceResp models.BalanceResponse
-	err = json.Unmarshal(body, &balanceResp)
-	if err != nil {
-		return nil, err
-	}
-	return &balanceResp, nil
-}
-
-// CreateAccount creates a new account in the custodial system.
-// Returns:
-//   - *models.AccountResponse: A pointer to an AccountResponse struct containing the details of the created account.
-//     If there is an error during the request or processing, this will be nil.
-//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
-//     If no error occurs, this will be nil.
-func (as *AccountService) CreateAccount(ctx context.Context) (*api.OKResponse, error) {
-	var err error
-
-	// Create a new request
-	req, err := http.NewRequest("POST", config.CreateAccountURL, nil)
-	if err != nil {
-		return nil, err
-	}
-	req.Header.Set("Content-Type", "application/json")
-	req.Header.Set("X-GE-KEY", "xd")
-
-	resp, err := http.DefaultClient.Do(req)
-	if err != nil {
-		errResponse.Description = err.Error()
-		return nil, err
-	}
-	defer resp.Body.Close()
-
-	body, err := io.ReadAll(resp.Body)
-	if err != nil {
-		return nil, err
-	}
-	if resp.StatusCode >= http.StatusBadRequest {
-		err := json.Unmarshal([]byte(body), &errResponse)
-		if err != nil {
-			return nil, err
-		}
-		return nil, errors.New(errResponse.Description)
-	}
-	err = json.Unmarshal([]byte(body), &okResponse)
-	if err != nil {
-		return nil, err
-	}
-	if len(okResponse.Result) == 0 {
-		return nil, errors.New("Empty api result")
-	}
-	return &okResponse, nil
-}
-
-// FetchVouchers retrieves the token holdings for a given public key from the custodial holdings API endpoint
-// Parameters:
-//   - publicKey: The public key associated with the account.
-func (as *AccountService) FetchVouchers(ctx context.Context, publicKey string) (*models.VoucherHoldingResponse, error) {
-	file, err := os.Open("sample_tokens.json")
-	if err != nil {
-		return nil, err
-	}
-	defer file.Close()
-	var holdings models.VoucherHoldingResponse
-
-	if err := json.NewDecoder(file).Decode(&holdings); err != nil {
-		return nil, err
-	}
-	return &holdings, nil
-}

internal/handlers/ussd/menuhandler.go

@@ -20,8 +20,8 @@ import (
 	"git.defalsify.org/vise.git/resource"
 	"git.defalsify.org/vise.git/state"
 	"git.grassecon.net/urdt/ussd/common"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	"git.grassecon.net/urdt/ussd/internal/utils"
+	"git.grassecon.net/urdt/ussd/remote"
 	"gopkg.in/leonelquinteros/gotext.v1"
 
 	"git.grassecon.net/urdt/ussd/internal/storage"
@@ -68,18 +68,18 @@ type Handlers struct {
 	pe             *persist.Persister
 	st             *state.State
 	ca             cache.Memory
-	userdataStore  utils.DataStore
+	userdataStore  common.DataStore
 	adminstore     *utils.AdminStore
 	flagManager    *asm.FlagParser
-	accountService server.AccountServiceInterface
+	accountService remote.AccountServiceInterface
 	prefixDb       storage.PrefixDb
 }
 
-func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, adminstore *utils.AdminStore, accountService server.AccountServiceInterface) (*Handlers, error) {
+func NewHandlers(appFlags *asm.FlagParser, userdataStore db.Db, adminstore *utils.AdminStore, accountService remote.AccountServiceInterface) (*Handlers, error) {
 	if userdataStore == nil {
 		return nil, fmt.Errorf("cannot create handler with nil userdata store")
 	}
-	userDb := &utils.UserDataStore{
+	userDb := &common.UserDataStore{
 		Db: userdataStore,
 	}
 	// Instantiate the SubPrefixDb with "vouchers" prefix
@@ -170,16 +170,16 @@ func (h *Handlers) SetLanguage(ctx context.Context, sym string, input []byte) (r
 
 func (h *Handlers) createAccountNoExist(ctx context.Context, sessionId string, res *resource.Result) error {
 	flag_account_created, _ := h.flagManager.GetFlag("flag_account_created")
-	okResponse, err := h.accountService.CreateAccount(ctx)
+	r, err := h.accountService.CreateAccount(ctx)
 	if err != nil {
 		return err
 	}
-	trackingId := okResponse.Result["trackingId"].(string)
+	trackingId := r.TrackingId
-	publicKey := okResponse.Result["publicKey"].(string)
+	publicKey := r.PublicKey
 
-	data := map[utils.DataTyp]string{
+	data := map[common.DataTyp]string{
-		utils.DATA_TRACKING_ID: trackingId,
+		common.DATA_TRACKING_ID: trackingId,
-		utils.DATA_PUBLIC_KEY:  publicKey,
+		common.DATA_PUBLIC_KEY:  publicKey,
 	}
 	store := h.userdataStore
 	for key, value := range data {
@@ -192,7 +192,7 @@ func (h *Handlers) createAccountNoExist(ctx context.Context, sessionId string, r
 	if err != nil {
 		return err
 	}
-	err = store.WriteEntry(ctx, publicKeyNormalized, utils.DATA_PUBLIC_KEY_REVERSE, []byte(sessionId))
+	err = store.WriteEntry(ctx, publicKeyNormalized, common.DATA_PUBLIC_KEY_REVERSE, []byte(sessionId))
 	if err != nil {
 		return err
 	}
@@ -212,7 +212,7 @@ func (h *Handlers) CreateAccount(ctx context.Context, sym string, input []byte)
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	_, err = store.ReadEntry(ctx, sessionId, utils.DATA_ACCOUNT_CREATED)
+	_, err = store.ReadEntry(ctx, sessionId, common.DATA_ACCOUNT_CREATED)
 	if err != nil {
 		if db.IsNotFound(err) {
 			logg.Printf(logging.LVL_INFO, "Creating an account because it doesn't exist")
@@ -233,11 +233,11 @@ func (h *Handlers) CheckPinMisMatch(ctx context.Context, sym string, input []byt
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	blockedNumber, err := store.ReadEntry(ctx, sessionId, utils.DATA_BLOCKED_NUMBER)
+	blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
 	if err != nil {
 		return res, err
 	}
-	temporaryPin, err := store.ReadEntry(ctx, string(blockedNumber), utils.DATA_TEMPORARY_VALUE)
+	temporaryPin, err := store.ReadEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE)
 	if err != nil {
 		return res, err
 	}
@@ -289,7 +289,7 @@ func (h *Handlers) SaveTemporaryPin(ctx context.Context, sym string, input []byt
 	}
 	res.FlagReset = append(res.FlagReset, flag_incorrect_pin)
 	store := h.userdataStore
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(accountPIN))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(accountPIN))
 	if err != nil {
 		return res, err
 	}
@@ -307,12 +307,12 @@ func (h *Handlers) SaveOthersTemporaryPin(ctx context.Context, sym string, input
 		return res, fmt.Errorf("missing session")
 	}
 	temporaryPin := string(input)
-	blockedNumber, err := store.ReadEntry(ctx, sessionId, utils.DATA_BLOCKED_NUMBER)
+	blockedNumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
 
 	if err != nil {
 		return res, err
 	}
-	err = store.WriteEntry(ctx, string(blockedNumber), utils.DATA_TEMPORARY_VALUE, []byte(temporaryPin))
+	err = store.WriteEntry(ctx, string(blockedNumber), common.DATA_TEMPORARY_VALUE, []byte(temporaryPin))
 	if err != nil {
 		return res, err
 	}
@@ -329,7 +329,7 @@ func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byt
 	flag_pin_mismatch, _ := h.flagManager.GetFlag("flag_pin_mismatch")
 
 	store := h.userdataStore
-	temporaryPin, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+	temporaryPin, err := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
 	if err != nil {
 		return res, err
 	}
@@ -338,7 +338,7 @@ func (h *Handlers) ConfirmPinChange(ctx context.Context, sym string, input []byt
 	} else {
 		res.FlagSet = append(res.FlagSet, flag_pin_mismatch)
 	}
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_ACCOUNT_PIN, []byte(temporaryPin))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_ACCOUNT_PIN, []byte(temporaryPin))
 	if err != nil {
 		return res, err
 	}
@@ -360,7 +360,7 @@ func (h *Handlers) VerifyCreatePin(ctx context.Context, sym string, input []byte
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	temporaryPin, err := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+	temporaryPin, err := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
 	if err != nil {
 		return res, err
 	}
@@ -372,7 +372,7 @@ func (h *Handlers) VerifyCreatePin(ctx context.Context, sym string, input []byte
 		res.FlagSet = []uint32{flag_pin_mismatch}
 	}
 
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_ACCOUNT_PIN, []byte(temporaryPin))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_ACCOUNT_PIN, []byte(temporaryPin))
 	if err != nil {
 		return res, err
 	}
@@ -403,13 +403,13 @@ func (h *Handlers) SaveFirstname(ctx context.Context, sym string, input []byte)
 	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 	if allowUpdate {
-		temporaryFirstName, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryFirstName, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_FIRST_NAME, []byte(temporaryFirstName))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_FIRST_NAME, []byte(temporaryFirstName))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(firstName))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(firstName))
 		if err != nil {
 			return res, err
 		}
@@ -426,6 +426,7 @@ func (h *Handlers) SaveFamilyname(ctx context.Context, sym string, input []byte)
 	if !ok {
 		return res, fmt.Errorf("missing session")
 	}
+
 	store := h.userdataStore
 	familyName := string(input)
 
@@ -433,13 +434,13 @@ func (h *Handlers) SaveFamilyname(ctx context.Context, sym string, input []byte)
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 
 	if allowUpdate {
-		temporaryFamilyName, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryFamilyName, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_FAMILY_NAME, []byte(temporaryFamilyName))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_FAMILY_NAME, []byte(temporaryFamilyName))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(familyName))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(familyName))
 		if err != nil {
 			return res, err
 		}
@@ -461,13 +462,13 @@ func (h *Handlers) SaveYob(ctx context.Context, sym string, input []byte) (resou
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 
 	if allowUpdate {
-		temporaryYob, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryYob, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_YOB, []byte(temporaryYob))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_YOB, []byte(temporaryYob))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(yob))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(yob))
 		if err != nil {
 			return res, err
 		}
@@ -491,13 +492,13 @@ func (h *Handlers) SaveLocation(ctx context.Context, sym string, input []byte) (
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 
 	if allowUpdate {
-		temporaryLocation, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryLocation, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_LOCATION, []byte(temporaryLocation))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_LOCATION, []byte(temporaryLocation))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(location))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(location))
 		if err != nil {
 			return res, err
 		}
@@ -521,13 +522,13 @@ func (h *Handlers) SaveGender(ctx context.Context, sym string, input []byte) (re
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 
 	if allowUpdate {
-		temporaryGender, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryGender, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_GENDER, []byte(temporaryGender))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_GENDER, []byte(temporaryGender))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(gender))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(gender))
 		if err != nil {
 			return res, err
 		}
@@ -544,6 +545,7 @@ func (h *Handlers) SaveOfferings(ctx context.Context, sym string, input []byte)
 	if !ok {
 		return res, fmt.Errorf("missing session")
 	}
+
 	offerings := string(input)
 	store := h.userdataStore
 
@@ -551,13 +553,13 @@ func (h *Handlers) SaveOfferings(ctx context.Context, sym string, input []byte)
 	allowUpdate := h.st.MatchFlag(flag_allow_update, true)
 
 	if allowUpdate {
-		temporaryOfferings, _ := store.ReadEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE)
+		temporaryOfferings, _ := store.ReadEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE)
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_OFFERINGS, []byte(temporaryOfferings))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_OFFERINGS, []byte(temporaryOfferings))
 		if err != nil {
 			return res, err
 		}
 	} else {
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_TEMPORARY_VALUE, []byte(offerings))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_TEMPORARY_VALUE, []byte(offerings))
 		if err != nil {
 			return res, err
 		}
@@ -601,7 +603,7 @@ func (h *Handlers) CheckIdentifier(ctx context.Context, sym string, input []byte
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	publicKey, _ := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
+	publicKey, _ := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
 
 	res.Content = string(publicKey)
 
@@ -622,7 +624,7 @@ func (h *Handlers) Authorize(ctx context.Context, sym string, input []byte) (res
 	flag_allow_update, _ := h.flagManager.GetFlag("flag_allow_update")
 
 	store := h.userdataStore
-	AccountPin, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACCOUNT_PIN)
+	AccountPin, err := store.ReadEntry(ctx, sessionId, common.DATA_ACCOUNT_PIN)
 	if err != nil {
 		return res, err
 	}
@@ -669,22 +671,21 @@ func (h *Handlers) CheckAccountStatus(ctx context.Context, sym string, input []b
 	}
 
 	store := h.userdataStore
-	publicKey, err := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
+	publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
 	if err != nil {
 		return res, err
 	}
+	r, err := h.accountService.TrackAccountStatus(ctx, string(publicKey))
 
-	okResponse, err = h.accountService.TrackAccountStatus(ctx, string(publicKey))
 	if err != nil {
 		res.FlagSet = append(res.FlagSet, flag_api_error)
 		return res, err
 	}
 	res.FlagReset = append(res.FlagReset, flag_api_error)
-	isActive := okResponse.Result["active"].(bool)
 	if !ok {
 		return res, err
 	}
-	if isActive {
+	if r.Active {
 		res.FlagSet = append(res.FlagSet, flag_account_success)
 		res.FlagReset = append(res.FlagReset, flag_account_pending)
 	} else {
@@ -774,7 +775,7 @@ func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (
 	store := h.userdataStore
 
 	// get the active sym and active balance
-	activeSym, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM)
+	activeSym, err := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_SYM)
 	if err != nil {
 		if db.IsNotFound(err) {
 			balance := "0.00"
@@ -785,7 +786,7 @@ func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (
 		return res, err
 	}
 
-	activeBal, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL)
+	activeBal, err := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_BAL)
 	if err != nil {
 		return res, err
 	}
@@ -797,6 +798,7 @@ func (h *Handlers) CheckBalance(ctx context.Context, sym string, input []byte) (
 
 func (h *Handlers) FetchCustodialBalances(ctx context.Context, sym string, input []byte) (resource.Result, error) {
 	var res resource.Result
+
 	flag_api_error, _ := h.flagManager.GetFlag("flag_api_call_error")
 
 	sessionId, ok := ctx.Value("SessionId").(string)
@@ -807,21 +809,19 @@ func (h *Handlers) FetchCustodialBalances(ctx context.Context, sym string, input
 	balanceType := strings.Split(symbol, "_")[0]
 
 	store := h.userdataStore
-	publicKey, err := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
+	publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
 	if err != nil {
 		return res, err
 	}
 
 	balanceResponse, err := h.accountService.CheckBalance(ctx, string(publicKey))
 	if err != nil {
-		return res, nil
-	}
-	if !balanceResponse.Ok {
 		res.FlagSet = append(res.FlagSet, flag_api_error)
 		return res, nil
 	}
 	res.FlagReset = append(res.FlagReset, flag_api_error)
-	balance := balanceResponse.Result.Balance
+
+	balance := balanceResponse.Balance
 
 	switch balanceType {
 	case "my":
@@ -841,15 +841,15 @@ func (h *Handlers) ResetOthersPin(ctx context.Context, sym string, input []byte)
 	if !ok {
 		return res, fmt.Errorf("missing session")
 	}
-	blockedPhonenumber, err := store.ReadEntry(ctx, sessionId, utils.DATA_BLOCKED_NUMBER)
+	blockedPhonenumber, err := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
 	if err != nil {
 		return res, err
 	}
-	temporaryPin, err := store.ReadEntry(ctx, string(blockedPhonenumber), utils.DATA_TEMPORARY_VALUE)
+	temporaryPin, err := store.ReadEntry(ctx, string(blockedPhonenumber), common.DATA_TEMPORARY_VALUE)
 	if err != nil {
 		return res, err
 	}
-	err = store.WriteEntry(ctx, string(blockedPhonenumber), utils.DATA_ACCOUNT_PIN, []byte(temporaryPin))
+	err = store.WriteEntry(ctx, string(blockedPhonenumber), common.DATA_ACCOUNT_PIN, []byte(temporaryPin))
 	if err != nil {
 		return res, nil
 	}
@@ -874,7 +874,7 @@ func (h *Handlers) ValidateBlockedNumber(ctx context.Context, sym string, input
 		return res, fmt.Errorf("missing session")
 	}
 	blockedNumber := string(input)
-	_, err = store.ReadEntry(ctx, blockedNumber, utils.DATA_PUBLIC_KEY)
+	_, err = store.ReadEntry(ctx, blockedNumber, common.DATA_PUBLIC_KEY)
 	if !isValidPhoneNumber(blockedNumber) {
 		res.FlagSet = append(res.FlagSet, flag_unregistered_number)
 		return res, nil
@@ -888,7 +888,7 @@ func (h *Handlers) ValidateBlockedNumber(ctx context.Context, sym string, input
 			return res, err
 		}
 	}
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_BLOCKED_NUMBER, []byte(blockedNumber))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER, []byte(blockedNumber))
 	if err != nil {
 		return res, nil
 	}
@@ -918,7 +918,7 @@ func (h *Handlers) ValidateRecipient(ctx context.Context, sym string, input []by
 			return res, nil
 		}
 		store := h.userdataStore
-		err = store.WriteEntry(ctx, sessionId, utils.DATA_RECIPIENT, []byte(recipient))
+		err = store.WriteEntry(ctx, sessionId, common.DATA_RECIPIENT, []byte(recipient))
 		if err != nil {
 			return res, nil
 		}
@@ -941,12 +941,12 @@ func (h *Handlers) TransactionReset(ctx context.Context, sym string, input []byt
 	flag_invalid_recipient, _ := h.flagManager.GetFlag("flag_invalid_recipient")
 	flag_invalid_recipient_with_invite, _ := h.flagManager.GetFlag("flag_invalid_recipient_with_invite")
 	store := h.userdataStore
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_AMOUNT, []byte(""))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_AMOUNT, []byte(""))
 	if err != nil {
 		return res, nil
 	}
 
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_RECIPIENT, []byte(""))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_RECIPIENT, []byte(""))
 	if err != nil {
 		return res, nil
 	}
@@ -968,7 +968,7 @@ func (h *Handlers) ResetTransactionAmount(ctx context.Context, sym string, input
 
 	flag_invalid_amount, _ := h.flagManager.GetFlag("flag_invalid_amount")
 	store := h.userdataStore
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_AMOUNT, []byte(""))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_AMOUNT, []byte(""))
 	if err != nil {
 		return res, nil
 	}
@@ -990,7 +990,7 @@ func (h *Handlers) MaxAmount(ctx context.Context, sym string, input []byte) (res
 	}
 	store := h.userdataStore
 
-	activeBal, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL)
+	activeBal, err := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_BAL)
 	if err != nil {
 		return res, err
 	}
@@ -1015,7 +1015,7 @@ func (h *Handlers) ValidateAmount(ctx context.Context, sym string, input []byte)
 	var balanceValue float64
 
 	// retrieve the active balance
-	activeBal, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL)
+	activeBal, err := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_BAL)
 	if err != nil {
 		return res, err
 	}
@@ -1041,7 +1041,7 @@ func (h *Handlers) ValidateAmount(ctx context.Context, sym string, input []byte)
 
 	// Format the amount with 2 decimal places before saving
 	formattedAmount := fmt.Sprintf("%.2f", inputAmount)
-	err = store.WriteEntry(ctx, sessionId, utils.DATA_AMOUNT, []byte(formattedAmount))
+	err = store.WriteEntry(ctx, sessionId, common.DATA_AMOUNT, []byte(formattedAmount))
 	if err != nil {
 		return res, err
 	}
@@ -1059,7 +1059,7 @@ func (h *Handlers) GetRecipient(ctx context.Context, sym string, input []byte) (
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	recipient, _ := store.ReadEntry(ctx, sessionId, utils.DATA_RECIPIENT)
+	recipient, _ := store.ReadEntry(ctx, sessionId, common.DATA_RECIPIENT)
 
 	res.Content = string(recipient)
 
@@ -1075,7 +1075,7 @@ func (h *Handlers) RetrieveBlockedNumber(ctx context.Context, sym string, input
 		return res, fmt.Errorf("missing session")
 	}
 	store := h.userdataStore
-	blockedNumber, _ := store.ReadEntry(ctx, sessionId, utils.DATA_BLOCKED_NUMBER)
+	blockedNumber, _ := store.ReadEntry(ctx, sessionId, common.DATA_BLOCKED_NUMBER)
 
 	res.Content = string(blockedNumber)
 
@@ -1107,12 +1107,12 @@ func (h *Handlers) GetAmount(ctx context.Context, sym string, input []byte) (res
 	store := h.userdataStore
 
 	// retrieve the active symbol
-	activeSym, err := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM)
+	activeSym, err := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_SYM)
 	if err != nil {
 		return res, err
 	}
 
-	amount, _ := store.ReadEntry(ctx, sessionId, utils.DATA_AMOUNT)
+	amount, _ := store.ReadEntry(ctx, sessionId, common.DATA_AMOUNT)
 
 	res.Content = fmt.Sprintf("%s %s", string(amount), string(activeSym))
 
@@ -1136,11 +1136,11 @@ func (h *Handlers) InitiateTransaction(ctx context.Context, sym string, input []
 	// Use the amount, recipient and sender to call the API and initialize the transaction
 	store := h.userdataStore
 
-	amount, _ := store.ReadEntry(ctx, sessionId, utils.DATA_AMOUNT)
+	amount, _ := store.ReadEntry(ctx, sessionId, common.DATA_AMOUNT)
 
-	recipient, _ := store.ReadEntry(ctx, sessionId, utils.DATA_RECIPIENT)
+	recipient, _ := store.ReadEntry(ctx, sessionId, common.DATA_RECIPIENT)
 
-	activeSym, _ := store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM)
+	activeSym, _ := store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_SYM)
 
 	res.Content = l.Get("Your request has been sent. %s will receive %s %s from %s.", string(recipient), string(amount), string(activeSym), string(sessionId))
 
@@ -1180,12 +1180,12 @@ func (h *Handlers) GetProfileInfo(ctx context.Context, sym string, input []byte)
 	}
 	store := h.userdataStore
 	// Retrieve user data as strings with fallback to defaultValue
-	firstName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_FIRST_NAME))
+	firstName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_FIRST_NAME))
-	familyName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_FAMILY_NAME))
+	familyName := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_FAMILY_NAME))
-	yob := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_YOB))
+	yob := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_YOB))
-	gender := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_GENDER))
+	gender := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_GENDER))
-	location := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_LOCATION))
+	location := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_LOCATION))
-	offerings := getEntryOrDefault(store.ReadEntry(ctx, sessionId, utils.DATA_OFFERINGS))
+	offerings := getEntryOrDefault(store.ReadEntry(ctx, sessionId, common.DATA_OFFERINGS))
 
 	// Construct the full name
 	name := defaultValue
@@ -1242,11 +1242,11 @@ func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []by
 	flag_no_active_voucher, _ := h.flagManager.GetFlag("flag_no_active_voucher")
 
 	// check if the user has an active sym
-	_, err = store.ReadEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM)
+	_, err = store.ReadEntry(ctx, sessionId, common.DATA_ACTIVE_SYM)
 
 	if err != nil {
 		if db.IsNotFound(err) {
-			publicKey, err := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
+			publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
 			if err != nil {
 				return res, err
 			}
@@ -1258,23 +1258,23 @@ func (h *Handlers) SetDefaultVoucher(ctx context.Context, sym string, input []by
 			}
 
 			// Return if there is no voucher
-			if len(vouchersResp.Result.Holdings) == 0 {
+			if len(vouchersResp) == 0 {
 				res.FlagSet = append(res.FlagSet, flag_no_active_voucher)
 				return res, nil
 			}
 
 			// Use only the first voucher
-			firstVoucher := vouchersResp.Result.Holdings[0]
+			firstVoucher := vouchersResp[0]
 			defaultSym := firstVoucher.TokenSymbol
 			defaultBal := firstVoucher.Balance
 
 			// set the active symbol
-			err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_SYM, []byte(defaultSym))
+			err = store.WriteEntry(ctx, sessionId, common.DATA_ACTIVE_SYM, []byte(defaultSym))
 			if err != nil {
 				return res, err
 			}
 			// set the active balance
-			err = store.WriteEntry(ctx, sessionId, utils.DATA_ACTIVE_BAL, []byte(defaultBal))
+			err = store.WriteEntry(ctx, sessionId, common.DATA_ACTIVE_BAL, []byte(defaultBal))
 			if err != nil {
 				return res, err
 			}
@@ -1300,7 +1300,7 @@ func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte)
 	}
 
 	store := h.userdataStore
-	publicKey, err := store.ReadEntry(ctx, sessionId, utils.DATA_PUBLIC_KEY)
+	publicKey, err := store.ReadEntry(ctx, sessionId, common.DATA_PUBLIC_KEY)
 	if err != nil {
 		return res, nil
 	}
@@ -1311,7 +1311,7 @@ func (h *Handlers) CheckVouchers(ctx context.Context, sym string, input []byte)
 		return res, nil
 	}
 
-	data := utils.ProcessVouchers(vouchersResp.Result.Holdings)
+	data := common.ProcessVouchers(vouchersResp)
 
 	// Store all voucher data
 	dataMap := map[string]string{
@@ -1361,7 +1361,7 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
 		return res, nil
 	}
 
-	metadata, err := utils.GetVoucherData(ctx, h.prefixDb, inputStr)
+	metadata, err := common.GetVoucherData(ctx, h.prefixDb, inputStr)
 	if err != nil {
 		return res, fmt.Errorf("failed to retrieve voucher data: %v", err)
 	}
@@ -1371,7 +1371,7 @@ func (h *Handlers) ViewVoucher(ctx context.Context, sym string, input []byte) (r
 		return res, nil
 	}
 
-	if err := utils.StoreTemporaryVoucher(ctx, h.userdataStore, sessionId, metadata); err != nil {
+	if err := common.StoreTemporaryVoucher(ctx, h.userdataStore, sessionId, metadata); err != nil {
 		return res, err
 	}
 
@@ -1391,13 +1391,13 @@ func (h *Handlers) SetVoucher(ctx context.Context, sym string, input []byte) (re
 	}
 
 	// Get temporary data
-	tempData, err := utils.GetTemporaryVoucherData(ctx, h.userdataStore, sessionId)
+	tempData, err := common.GetTemporaryVoucherData(ctx, h.userdataStore, sessionId)
 	if err != nil {
 		return res, err
 	}
 
 	// Set as active and clear temporary data
-	if err := utils.UpdateVoucherData(ctx, h.userdataStore, sessionId, tempData); err != nil {
+	if err := common.UpdateVoucherData(ctx, h.userdataStore, sessionId, tempData); err != nil {
 		return res, err
 	}
 

internal/models/accountresponse.go

@@ -1,10 +0,0 @@
-package models
-
-type AccountResponse struct {
-	Ok          bool   `json:"ok"`
-	Description string `json:"description"` // Include the description field
-	Result      struct {
-		PublicKey  string `json:"publicKey"`
-		TrackingId string `json:"trackingId"`
-	} `json:"result"`
-}

internal/models/balanceresponse.go

@@ -1,12 +0,0 @@
-package models
-
-import "encoding/json"
-
-
-type BalanceResponse struct {
-	Ok     bool `json:"ok"`
-	Result struct {
-		Balance string      `json:"balance"`
-		Nonce   json.Number `json:"nonce"`
-	} `json:"result"`
-}

internal/models/trackstatusresponse.go

@@ -1,26 +0,0 @@
-package models
-
-import (
-	"encoding/json"
-	"time"
-)
-type Transaction struct {
-	CreatedAt     time.Time   `json:"createdAt"`
-	Status        string      `json:"status"`
-	TransferValue json.Number `json:"transferValue"`
-	TxHash        string      `json:"txHash"`
-	TxType        string      `json:"txType"`
-}
-
-type TrackStatusResponse struct {
-	Ok     bool `json:"ok"`
-	Result struct {
-		Transaction struct {
-			CreatedAt     time.Time   `json:"createdAt"`
-			Status        string      `json:"status"`
-			TransferValue json.Number `json:"transferValue"`
-			TxHash        string      `json:"txHash"`
-			TxType        string      `json:"txType"`
-		}
-	} `json:"result"`
-}

internal/models/vouchersresponse.go

@@ -1,14 +0,0 @@
-package models
-
-import dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
-
-type VoucherHoldingResponse struct {
-	Ok          bool          `json:"ok"`
-	Description string        `json:"description"`
-	Result      VoucherResult `json:"result"`
-}
-
-// VoucherResult holds the list of token holdings
-type VoucherResult struct {
-	Holdings []dataserviceapi.TokenHoldings `json:"holdings"`
-}

internal/testutil/TestEngine.go

@@ -11,11 +11,11 @@ import (
 	"git.defalsify.org/vise.git/logging"
 	"git.defalsify.org/vise.git/resource"
 	"git.grassecon.net/urdt/ussd/internal/handlers"
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
 	"git.grassecon.net/urdt/ussd/internal/storage"
 	"git.grassecon.net/urdt/ussd/internal/testutil/testservice"
 	"git.grassecon.net/urdt/ussd/internal/testutil/testtag"
 	testdataloader "github.com/peteole/testdata-loader"
+	"git.grassecon.net/urdt/ussd/remote"
 )
 
 var (
@@ -83,7 +83,7 @@ func TestEngine(sessionId string) (engine.Engine, func(), chan bool) {
 	}
 
 	if testtag.AccountService == nil {
-		testtag.AccountService = &server.AccountService{}
+		testtag.AccountService = &remote.AccountService{}
 	}
 
 	switch testtag.AccountService.(type) {
@@ -91,7 +91,7 @@ func TestEngine(sessionId string) (engine.Engine, func(), chan bool) {
 		go func() {
 			eventChannel <- false
 		}()
-	case *server.AccountService:
+	case *remote.AccountService:
 		go func() {
 			time.Sleep(5 * time.Second) // Wait for 5 seconds
 			eventChannel <- true

internal/testutil/mocks/dbmock.go

@@ -1,59 +0,0 @@
-package mocks
-
-import (
-	"context"
-
-	"git.defalsify.org/vise.git/lang"
-	"github.com/stretchr/testify/mock"
-)
-
-type MockDb struct {
-	mock.Mock
-}
-
-func (m *MockDb) SetPrefix(prefix uint8) {
-	m.Called(prefix)
-}
-
-func (m *MockDb) Prefix() uint8 {
-	args := m.Called()
-	return args.Get(0).(uint8)
-}
-
-func (m *MockDb) Safe() bool {
-	args := m.Called()
-	return args.Get(0).(bool)
-}
-
-func (m *MockDb) SetLanguage(language *lang.Language) {
-	m.Called(language)
-}
-
-func (m *MockDb) SetLock(uint8, bool) error {
-	args := m.Called()
-	return args.Error(0)
-}
-
-func (m *MockDb) Connect(ctx context.Context, connectionStr string) error {
-	args := m.Called(ctx, connectionStr)
-	return args.Error(0)
-}
-
-func (m *MockDb) SetSession(sessionId string) {
-	m.Called(sessionId)
-}
-
-func (m *MockDb) Put(ctx context.Context, key, value []byte) error {
-	args := m.Called(ctx, key, value)
-	return args.Error(0)
-}
-
-func (m *MockDb) Get(ctx context.Context, key []byte) ([]byte, error) {
-	args := m.Called(ctx, key)
-	return nil, args.Error(0)
-}
-
-func (m *MockDb) Close() error {
-	args := m.Called(nil)
-	return args.Error(0)
-}

internal/testutil/mocks/servicemock.go

@@ -3,8 +3,8 @@ package mocks
 import (
 	"context"
 
-	"git.grassecon.net/urdt/ussd/internal/models"
+	"git.grassecon.net/urdt/ussd/models"
-	"github.com/grassrootseconomics/eth-custodial/pkg/api"
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
 	"github.com/stretchr/testify/mock"
 )
 
@@ -13,28 +13,33 @@ type MockAccountService struct {
 	mock.Mock
 }
 
-func (m *MockAccountService) CreateAccount(ctx context.Context) (*api.OKResponse, error) {
+func (m *MockAccountService) CreateAccount(ctx context.Context) (*models.AccountResult, error) {
 	args := m.Called()
-	return args.Get(0).(*api.OKResponse), args.Error(1)
+	return args.Get(0).(*models.AccountResult), args.Error(1)
 }
 
-func (m *MockAccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResponse, error) {
+func (m *MockAccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error) {
 	args := m.Called(publicKey)
-	return args.Get(0).(*models.BalanceResponse), args.Error(1)
+	return args.Get(0).(*models.BalanceResult), args.Error(1)
 }
 
-func (m *MockAccountService) CheckAccountStatus(ctx context.Context, trackingId string) (*models.TrackStatusResponse, error) {
+func (m *MockAccountService) TrackAccountStatus(ctx context.Context, trackingId string) (*models.TrackStatusResult, error) {
 	args := m.Called(trackingId)
-	return args.Get(0).(*models.TrackStatusResponse), args.Error(1)
+	return args.Get(0).(*models.TrackStatusResult), args.Error(1)
 }
 
-func (m *MockAccountService) TrackAccountStatus(ctx context.Context,publicKey string) (*api.OKResponse, error) {
+
+func (m *MockAccountService) FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
 	args := m.Called(publicKey)
-	return args.Get(0).(*api.OKResponse), args.Error(1)
+	return args.Get(0).([]dataserviceapi.TokenHoldings), args.Error(1)
 }
 
-
+func (m *MockAccountService) FetchTransactions(ctx context.Context, publicKey string) ([]dataserviceapi.Last10TxResponse, error) {
-func (m *MockAccountService) FetchVouchers(ctx context.Context, publicKey string) (*models.VoucherHoldingResponse, error) {
 	args := m.Called(publicKey)
-	return args.Get(0).(*models.VoucherHoldingResponse), args.Error(1)
+	return args.Get(0).([]dataserviceapi.Last10TxResponse), args.Error(1)
+}
+
+func(m MockAccountService) VoucherData(ctx context.Context, address string) (*models.VoucherDataResult, error) {
+	args := m.Called(address)
+	return args.Get(0).(*models.VoucherDataResult), args.Error(1)
 }

internal/testutil/mocks/subprefixdbmock.go

@@ -1,21 +0,0 @@
-package mocks
-
-import (
-	"context"
-
-	"github.com/stretchr/testify/mock"
-)
-
-type MockSubPrefixDb struct {
-	mock.Mock
-}
-
-func (m *MockSubPrefixDb) Get(ctx context.Context, key []byte) ([]byte, error) {
-	args := m.Called(ctx, key)
-	return args.Get(0).([]byte), args.Error(1)
-}
-
-func (m *MockSubPrefixDb) Put(ctx context.Context, key, val []byte) error {
-	args := m.Called(ctx, key, val)
-	return args.Error(0)
-}

internal/testutil/mocks/userdbmock.go

@@ -1,24 +0,0 @@
-package mocks
-
-import (
-	"context"
-
-	"git.defalsify.org/vise.git/db"
-	"git.grassecon.net/urdt/ussd/internal/utils"
-	"github.com/stretchr/testify/mock"
-)
-
-type MockUserDataStore struct {
-	db.Db
-	mock.Mock
-}
-
-func (m *MockUserDataStore) ReadEntry(ctx context.Context, sessionId string, typ utils.DataTyp) ([]byte, error) {
-	args := m.Called(ctx, sessionId, typ)
-	return args.Get(0).([]byte), args.Error(1)
-}
-
-func (m *MockUserDataStore) WriteEntry(ctx context.Context, sessionId string, typ utils.DataTyp, value []byte) error {
-	args := m.Called(ctx, sessionId, typ, value)
-	return args.Error(0)
-}

internal/testutil/testservice/TestAccountService.go

@@ -3,88 +3,50 @@ package testservice
 import (
 	"context"
 	"encoding/json"
-	"time"
 
-	"git.grassecon.net/urdt/ussd/internal/models"
+	"git.grassecon.net/urdt/ussd/models"
-	"github.com/grassrootseconomics/eth-custodial/pkg/api"
 	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
 )
 
 type TestAccountService struct {
 }
 
-func (tas *TestAccountService) CreateAccount(ctx context.Context) (*api.OKResponse, error) {
+func (tas *TestAccountService) CreateAccount(ctx context.Context) (*models.AccountResult, error) {
-	return &api.OKResponse{
+	return &models.AccountResult {
-		Ok:          true,
+		TrackingId: "075ccc86-f6ef-4d33-97d5-e91cfb37aa0d",
-		Description: "Account creation succeeded",
+		PublicKey: "0x623EFAFa8868df4B934dd12a8B26CB3Dd75A7AdD",
-		Result: map[string]any{
-			"trackingId": "075ccc86-f6ef-4d33-97d5-e91cfb37aa0d",
-			"publicKey":  "0x623EFAFa8868df4B934dd12a8B26CB3Dd75A7AdD",
-		},
 	}, nil
 }
 
-func (tas *TestAccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResponse, error) {
+func (tas *TestAccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error) {
-	balanceResponse := &models.BalanceResponse{
+	balanceResponse := &models.BalanceResult {
-		Ok: true,
+		Balance: "0.003 CELO",
-		Result: struct {
+		Nonce:   json.Number("0"),
-			Balance string      `json:"balance"`
-			Nonce   json.Number `json:"nonce"`
-		}{
-			Balance: "0.003 CELO",
-			Nonce:   json.Number("0"),
-		},
 	}
-
 	return balanceResponse, nil
 }
 
-func (tas *TestAccountService) CheckAccountStatus(ctx context.Context, trackingId string) (*models.TrackStatusResponse, error) {
+func (tas *TestAccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error) {
-	trackResponse := &models.TrackStatusResponse{
+	return &models.TrackStatusResult {
-		Ok: true,
+		Active: true,
-		Result: struct {
-			Transaction struct {
-				CreatedAt     time.Time   "json:\"createdAt\""
-				Status        string      "json:\"status\""
-				TransferValue json.Number "json:\"transferValue\""
-				TxHash        string      "json:\"txHash\""
-				TxType        string      "json:\"txType\""
-			}
-		}{
-			Transaction: models.Transaction{
-				CreatedAt:     time.Now(),
-				Status:        "SUCCESS",
-				TransferValue: json.Number("0.5"),
-				TxHash:        "0x123abc456def",
-				TxType:        "transfer",
-			},
-		},
-	}
-	return trackResponse, nil
-}
-
-func (tas *TestAccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*api.OKResponse, error) {
-	return &api.OKResponse{
-		Ok:          true,
-		Description: "Account creation succeeded",
-		Result: map[string]any{
-			"active": true,
-		},
 	}, nil
 }
 
-func (tas *TestAccountService) FetchVouchers(ctx context.Context, publicKey string) (*models.VoucherHoldingResponse, error) {
+func (tas *TestAccountService) FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
-	return &models.VoucherHoldingResponse{
+	return []dataserviceapi.TokenHoldings {
-		Ok: true,
+		dataserviceapi.TokenHoldings {
-		Result: models.VoucherResult{
+			ContractAddress: "0x6CC75A06ac72eB4Db2eE22F781F5D100d8ec03ee",
-			Holdings: []dataserviceapi.TokenHoldings{
+			TokenSymbol:     "SRF",
-				{
+			TokenDecimals:   "6",
-					ContractAddress: "0x6CC75A06ac72eB4Db2eE22F781F5D100d8ec03ee",
+			Balance:         "2745987",
-					TokenSymbol:     "SRF",
-					TokenDecimals:   "6",
-					Balance:         "2745987",
-				},
-			},
 		},
-	}, nil
+	}, nil 
+}
+
+func (tas *TestAccountService) FetchTransactions(ctx context.Context, publicKey string) ([]dataserviceapi.Last10TxResponse, error) {
+	return []dataserviceapi.Last10TxResponse{}, nil
+}
+
+func(m TestAccountService) VoucherData(ctx context.Context, address string) (*models.VoucherDataResult, error) {
+	return &models.VoucherDataResult{}, nil
 }

internal/testutil/testtag/offlinetest.go

@@ -3,10 +3,10 @@
 package testtag
 
 import (
-	"git.grassecon.net/urdt/ussd/internal/handlers/server"
+	"git.grassecon.net/urdt/ussd/remote"
 	accountservice "git.grassecon.net/urdt/ussd/internal/testutil/testservice"
 )
 
 var (
-	AccountService server.AccountServiceInterface = &accountservice.TestAccountService{}
+	AccountService remote.AccountServiceInterface = &accountservice.TestAccountService{}
 )

models/accountresponse.go

@@ -0,0 +1,6 @@
+package models
+
+type AccountResult struct {
+	PublicKey string `json:"publicKey"`
+	TrackingId string `json:"trackingId"`
+}

models/balanceresponse.go

@@ -0,0 +1,9 @@
+package models
+
+import "encoding/json"
+
+
+type BalanceResult struct {
+	Balance string      `json:"balance"`
+	Nonce   json.Number `json:"nonce"`
+}

models/trackstatusresponse.go

@@ -0,0 +1,18 @@
+package models
+
+import (
+	"encoding/json"
+	"time"
+)
+
+type Transaction struct {
+	CreatedAt     time.Time   `json:"createdAt"`
+	Status        string      `json:"status"`
+	TransferValue json.Number `json:"transferValue"`
+	TxHash        string      `json:"txHash"`
+	TxType        string      `json:"txType"`
+}
+
+type TrackStatusResult struct {
+	Active	bool `json:"active"`
+}

models/vouchersresponse.go

@@ -0,0 +1,21 @@
+package models
+
+import dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+
+//type VoucherHoldingResponse struct {
+//	Ok          bool          `json:"ok"`
+//	Description string        `json:"description"`
+//	Result      VoucherResult `json:"result"`
+//}
+
+// VoucherResult holds the list of token holdings
+type VoucherResult struct {
+	Holdings []dataserviceapi.TokenHoldings `json:"holdings"`
+}
+
+type VoucherDataResult struct {
+	TokenName	string `json:"tokenName"`
+	TokenSymbol     string `json:"tokenSymbol"`
+	TokenDecimals   string `json:"tokenDecimals"`
+	SinkAddress	string `json:"sinkAddress"`
+}

remote/accountservice.go

@@ -0,0 +1,224 @@
+package remote
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"io"
+	"net/http"
+	"net/url"
+
+	dataserviceapi "github.com/grassrootseconomics/ussd-data-service/pkg/api"
+	"github.com/grassrootseconomics/eth-custodial/pkg/api"
+	"git.grassecon.net/urdt/ussd/config"
+	"git.grassecon.net/urdt/ussd/models"
+)
+
+var (
+)
+
+type AccountServiceInterface interface {
+	CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error)
+	CreateAccount(ctx context.Context) (*models.AccountResult, error)
+	TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error)
+	FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error)
+	FetchTransactions(ctx context.Context, publicKey string) ([]dataserviceapi.Last10TxResponse, error)
+	VoucherData(ctx context.Context, address string) (*models.VoucherDataResult, error)
+}
+
+type AccountService struct {
+}
+
+// Parameters:
+//   - trackingId: A unique identifier for the account.This should be obtained from a previous call to
+//     CreateAccount or a similar function that returns an AccountResponse. The `trackingId` field in the
+//     AccountResponse struct can be used here to check the account status during a transaction.
+//
+// Returns:
+//   - string: The status of the transaction as a string. If there is an error during the request or processing, this will be an empty string.
+//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
+//     If no error occurs, this will be nil
+func (as *AccountService) TrackAccountStatus(ctx context.Context, publicKey string) (*models.TrackStatusResult, error) {
+	var r models.TrackStatusResult
+
+	ep, err := url.JoinPath(config.TrackURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err =  doCustodialRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// CheckBalance retrieves the balance for a given public key from the custodial balance API endpoint.
+// Parameters:
+//   - publicKey: The public key associated with the account whose balance needs to be checked.
+func (as *AccountService) CheckBalance(ctx context.Context, publicKey string) (*models.BalanceResult, error) {
+	var balanceResult models.BalanceResult
+
+	ep, err := url.JoinPath(config.BalanceURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doCustodialRequest(ctx, req, &balanceResult)
+	return &balanceResult, err
+}
+
+
+// CreateAccount creates a new account in the custodial system.
+// Returns:
+//   - *models.AccountResponse: A pointer to an AccountResponse struct containing the details of the created account.
+//     If there is an error during the request or processing, this will be nil.
+//   - error: An error if any occurred during the HTTP request, reading the response, or unmarshalling the JSON data.
+//     If no error occurs, this will be nil.
+func (as *AccountService) CreateAccount(ctx context.Context) (*models.AccountResult, error) {
+	var r models.AccountResult
+	// Create a new request
+	req, err := http.NewRequest("POST", config.CreateAccountURL, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err =  doCustodialRequest(ctx, req, &r)
+	if err != nil {
+		return nil, err
+	}
+
+	return &r, nil
+}
+
+// FetchVouchers retrieves the token holdings for a given public key from the data indexer API endpoint
+// Parameters:
+//   - publicKey: The public key associated with the account.
+func (as *AccountService) FetchVouchers(ctx context.Context, publicKey string) ([]dataserviceapi.TokenHoldings, error) {
+	var r []dataserviceapi.TokenHoldings
+
+	ep, err := url.JoinPath(config.VoucherHoldingsURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err =  doDataRequest(ctx, req, r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r, nil
+}
+
+
+// FetchTransactions retrieves the last 10 transactions for a given public key from the data indexer API endpoint
+// Parameters:
+//   - publicKey: The public key associated with the account.
+func (as *AccountService) FetchTransactions(ctx context.Context, publicKey string) ([]dataserviceapi.Last10TxResponse, error) {
+	var r []dataserviceapi.Last10TxResponse
+
+	ep, err := url.JoinPath(config.VoucherTransfersURL, publicKey)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err =  doDataRequest(ctx, req, r)
+	if err != nil {
+		return nil, err
+	}
+
+	return r, nil
+}
+
+
+// VoucherData retrieves voucher metadata from the data indexer API endpoint.
+// Parameters:
+//   - address: The voucher address.
+func (as *AccountService) VoucherData(ctx context.Context, address string) (*models.VoucherDataResult, error) {
+	var voucherDataResult models.VoucherDataResult
+
+	ep, err := url.JoinPath(config.VoucherDataURL, address)
+	if err != nil {
+		return nil, err
+	}
+
+	req, err := http.NewRequest("GET", ep, nil)
+	if err != nil {
+		return nil, err
+	}
+
+	_, err = doCustodialRequest(ctx, req, &voucherDataResult)
+	return &voucherDataResult, err
+}
+
+func doRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKResponse, error) {
+	var okResponse  api.OKResponse
+	var errResponse api.ErrResponse
+
+	req.Header.Set("Content-Type", "application/json")
+	resp, err := http.DefaultClient.Do(req)
+	if err != nil {
+		errResponse.Description = err.Error()
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+	if resp.StatusCode >= http.StatusBadRequest {
+		err := json.Unmarshal([]byte(body), &errResponse)
+		if err != nil {
+			return nil, err
+		}
+		return nil, errors.New(errResponse.Description)
+	}
+	err = json.Unmarshal([]byte(body), &okResponse)
+	if err != nil {
+		return nil, err
+	}
+	if len(okResponse.Result) == 0 {
+		return nil, errors.New("Empty api result")
+	}
+	return &okResponse, nil
+
+	v, err := json.Marshal(okResponse.Result)
+	if err != nil {
+		return nil, err
+	}
+
+	err = json.Unmarshal(v, &rcpt)
+	return &okResponse, err
+}
+
+func doCustodialRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKResponse, error) {
+	req.Header.Set("X-GE-KEY", config.CustodialAPIKey)
+	return doRequest(ctx, req, rcpt)
+}
+
+func doDataRequest(ctx context.Context, req *http.Request, rcpt any) (*api.OKResponse, error) {
+	req.Header.Set("X-GE-KEY", config.DataAPIKey)
+	return doRequest(ctx, req, rcpt)
+}