diff --git a/src/app/_models/index.ts b/src/app/_models/index.ts
index 85f5dcc..6f9f9df 100644
--- a/src/app/_models/index.ts
+++ b/src/app/_models/index.ts
@@ -1,2 +1,3 @@
 export * from './transaction';
 export * from './settings';
+export * from './user';
diff --git a/src/app/_models/transaction.ts b/src/app/_models/transaction.ts
index 891b810..6cc33fa 100644
--- a/src/app/_models/transaction.ts
+++ b/src/app/_models/transaction.ts
@@ -1,3 +1,5 @@
+import {User} from './user';
+
 export class BlocksBloom {
   low: number;
   blockFilter: string;
@@ -22,7 +24,9 @@ export class Tx {
 
 export class Transaction {
   from: string;
+  sender: User;
   to: string;
+  recipient: User;
   token: Token;
   tx: Tx;
   value: number;
@@ -34,5 +38,6 @@ export class Conversion {
   sourceToken: Token;
   toValue: number;
   trader: string;
+  user: User;
   tx: Tx;
 }
diff --git a/src/app/_models/user.ts b/src/app/_models/user.ts
new file mode 100644
index 0000000..957ebc3
--- /dev/null
+++ b/src/app/_models/user.ts
@@ -0,0 +1,22 @@
+export class User {
+  dateRegistered: number;
+  vcard: {
+    fn: string;
+    version: string;
+    tel: [{
+      meta: {
+        TYP: string;
+      };
+      value: string[];
+    }];
+  };
+  key: {
+    ethereum: string[];
+  };
+  location: {
+    latitude: string;
+    longitude: string;
+    external: {};
+  };
+  selling: string[];
+}