diff --git a/clicada/cli/user.py b/clicada/cli/user.py
index 92a0aa0..2e591ac 100644
--- a/clicada/cli/user.py
+++ b/clicada/cli/user.py
@@ -9,7 +9,10 @@ from cic_eth_registry.lookup.tokenindex import TokenIndexLookup
 from cic_types.models.person import Person
 from chainlib.eth.address import to_checksum_address
 from chainlib.encode import TxHexNormalizer
-from hexathon import add_0x
+from hexathon import (
+        add_0x,
+        strip_0x,
+        )
 
 # local imports
 from clicada.tx import TxGetter
@@ -19,6 +22,7 @@ from clicada.token import (
         token_balance,
         )
 from clicada.tx import ResolvedTokenTx
+from clicada.tx.file import FileTxStore
 from clicada.error import MetadataNotFoundError
 
 logg = logging.getLogger(__name__)
@@ -108,15 +112,19 @@ Tags: {}""".format(
     )
 )
 
+    tx_store = FileTxStore(store_path)
     tx_lines = []
     seen_tokens = {}
     for tx_src in txs['data']:
-        ctrl.notify('resolve details for tx {}'.format(tx_src['tx_hash']))
+        tx_hash = strip_0x(tx_src['tx_hash'])
+        ctrl.notify('resolve details for tx {}'.format(tx_hash))
         tx = ResolvedTokenTx.from_dict(tx_src)
         tx.resolve(token_store, user_address_store, show_decimals=True, update=ctrl.get('_FORCE'))
         tx_lines.append(tx)
         seen_tokens[tx.source_token_label] = tx.source_token
         seen_tokens[tx.destination_token_label] = tx.destination_token
+        tx_store.put(tx_hash, str(tx_src))
+
 
     for k in seen_tokens.keys():
         ctrl.notify('resolve token {}'.format(seen_tokens[k]))
diff --git a/clicada/tx/file.py b/clicada/tx/file.py
new file mode 100644
index 0000000..06be938
--- /dev/null
+++ b/clicada/tx/file.py
@@ -0,0 +1,20 @@
+import os
+
+from leveldir.numeric import NumDir
+from leveldir.hex import HexDir
+
+class FileTxStore:
+
+    subdivision = 100000
+
+    def __init__(self, store_base_path):
+        tx_base_path = os.path.join(store_base_path, 'tx')
+        num_base_path = os.path.join(tx_base_path, 'blocks')
+        hash_base_path = os.path.join(tx_base_path, 'hash')
+        self.block_index_dir = NumDir(num_base_path)
+        self.hash_index_dir = HexDir(hash_base_path, 32)
+
+
+    def put(self, k, v):
+        hsh = bytes.fromhex(k)
+        self.hash_index_dir.add(hsh, v.encode('utf-8'))
diff --git a/clicada/user/file.py b/clicada/user/file.py
index 02bf037..9ec3c81 100644
--- a/clicada/user/file.py
+++ b/clicada/user/file.py
@@ -191,7 +191,6 @@ class FileUserStore:
 
         if self.encrypter != None:
             v = self.encrypter.decrypt(k, v)
-            logg.debug('>>>>>>>>>>>>< v decoded {}'.format(v))
             v = v.decode('utf-8')
 
         logg.debug('retrieved {} from {}'.format(k, p))
diff --git a/requirements.txt b/requirements.txt
index 2003eba..04f2aee 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,3 +8,4 @@ hexathon~=0.1.0
 pycryptodome~=3.10.1
 chainlib-eth~=0.0.21
 chainlib~=0.0.17
+leveldir~=0.1.0