Transaction not yet indexed

21gkcPpa4PD4roPHKYrXRcvkFSYzvNEpVvAEdJEEDDkh2LQLDUWKRCNxG7HaUjEviSpYxuSZhCXY4XyWsyHsdHY1

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