algoOptin: optin change @ gusc1a-ossdev-jsl5

algorand/token_bridge.py

@@ -978,8 +978,8 @@ def approve_token_bridge(seed_amt: int, tmpl_sig: TmplSig, devMode: bool):
     @Subroutine(TealType.uint64)
     def optin():
         # Alias for readability
-        algo_seed = Gtxn[0]
-        optin = Gtxn[1]
+        algo_seed = Gtxn[Txn.group_index() - Int(1)]
+        optin = Txn
 
         well_formed_optin = And(
             # Check that we're paying it