diff --git a/.gitignore b/.gitignore
index a2f8132..357236c 100755
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 __pycache__
 
 *.dunikey
+not4U
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..3de6811
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "python.pythonPath": "/usr/bin/python3.9"
+}
\ No newline at end of file
diff --git a/dunikey.pubsec b/dunikey.pubsec
new file mode 100755
index 0000000..ffdf57d
--- /dev/null
+++ b/dunikey.pubsec
@@ -0,0 +1,2 @@
+pub: HTkEecgbtBd3aZiJJYuUjGwLB7r3Ud232TG4BwLDdB3J
+sec: 36fT3if1YGLwmhSS89F8vQ6QpmhWmhcLdQyHHmSgxJpbYSxq7C37sDmPKZykmGrE8zmeUxdyAiY256H852p3Lfor
\ No newline at end of file
diff --git a/lib/.gva.py.swp b/lib/.gva.py.swp
new file mode 100644
index 0000000..3bba273
Binary files /dev/null and b/lib/.gva.py.swp differ
diff --git a/lib/gvaHistory.py b/lib/gvaHistory.py
index cfcad0f..b7d6551 100755
--- a/lib/gvaHistory.py
+++ b/lib/gvaHistory.py
@@ -27,9 +27,9 @@ class History:
         # Build history generation document
         queryBuild = gql(
             """
-            query ($pubkey: String!, $number: Int!){
+            query ($pubkey: PubKeyGva!, $script: PkOrScriptGva!, $number: Int!){
                 txsHistoryBc(
-                    pubkeyOrScript: $pubkey
+                    script: $script
                     pagination: { pageSize: $number, ord: DESC }
                 ) {
                     both {
@@ -65,7 +65,7 @@ class History:
                         writtenTime
                     }
                 }
-                balance(script: $pubkey) {
+                balance(script: $script) {
                     amount
                     base
                 }
@@ -83,7 +83,8 @@ class History:
         )
         paramsBuild = {
             "pubkey": self.pubkey,
-            "number": number
+            "number": number,
+            "script": f"SIG({self.pubkey})",
         }
 
         # Send history document
diff --git a/lib/gvaID.py b/lib/gvaID.py
index 176c8c2..e072e4d 100644
--- a/lib/gvaID.py
+++ b/lib/gvaID.py
@@ -11,13 +11,13 @@ PUBKEY_REGEX = "(?![OIl])[1-9A-Za-z]{42,45}"
 class Id:
 
     def __init__(self, dunikey, node, pubkey='', username=''):
+       
         self.dunikey = dunikey
         self.pubkey = pubkey if pubkey else get_privkey(dunikey, "pubsec").pubkey
-        self.pubkey = pubkey
         self.username = username
-        if not re.match(PUBKEY_REGEX, self.pubkey) or len(self.pubkey) > 45:
-            sys.stderr.write("La clé publique n'est pas au bon format.\n")
-            sys.exit(1)
+        # if not re.match(PUBKEY_REGEX, self.pubkey) or len(self.pubkey) > 45:
+        #     sys.stderr.write("La clé publique n'est pas au bon format.\n")
+        #     sys.exit(1)
 
         # Define Duniter GVA node
         transport = AIOHTTPTransport(url=node)
@@ -28,14 +28,14 @@ class Id:
         if (getBalance):
             queryBuild = gql(
                 """
-                query ($pubkey: String!){
+                query ($pubkey: PubKeyGva!, $script: PkOrScriptGva!){
                     idty (pubkey: $pubkey) {
                         isMember
                         username
                     }
-                    balance(script: $pubkey) {
+                    balance(script: $script) {
                     amount
-                }
+                    }
                 }
             """
             )
@@ -52,21 +52,30 @@ class Id:
             )
         
         paramsBuild = {
-            "pubkey": self.pubkey
+            "pubkey": self.pubkey,
+            "script": f"SIG({self.pubkey})"
         }
 
         # Send balance document
         try:
-            IDResult = self.client.execute(queryBuild, variable_values=paramsBuild)
+            queryResult = self.client.execute(queryBuild, variable_values=paramsBuild)
         except Exception as e:
-            message = ast.literal_eval(str(e))["message"]
-            sys.stderr.write("Echec de récupération du solde:\n" + message + "\n")
+            sys.stderr.write("Echec de récupération du solde:\n" + str(e) + "\n")
             sys.exit(1)
 
-        jsonBrut = IDResult['idty']
-        if (getBalance):
-            jsonBrut['balance'] = IDResult['balance']['amount']/100
-        username = IDResult['idty']['username']
-        isMember = IDResult['idty']['isMember']
+        jsonBrut = queryResult
+        
+        if (getBalance):            
+            if (queryResult['balance'] == None):
+                jsonBrut['balance'] = {"amount": 0.0}
+            else:
+                jsonBrut['balance'] = queryResult['balance']['amount']/100
+                
+        if (queryResult['idty'] == None):
+            username = 'Matiou'
+            isMember = False
+        else:
+            username = queryResult['idty']['username']
+            isMember = queryResult['idty']['isMember']
 
         return json.dumps(jsonBrut, indent=2)
diff --git a/requirements.txt b/requirements.txt
index 195f374..d248144 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,5 +4,5 @@ pybase64
 duniterpy==0.58.1
 termcolor
 python-dotenv
-gql==3.0.0a1
+gql==3.0.0a5
 requests