Transaction not yet indexed

421BqAW53Tz2fVDJgYbJENYXXSmT37w8D8g4XtqtCmVQKgbW9BVN2jnyb2mGqXJcxyoeKfnUxeEszGXxpkbsQN4m

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.