Transaction not yet indexed

21ukkYFa1VWmbTiAHSmTHp4RLY6VeQpiNHWLPaeRVmj4dPhNXMSd4bd6SwcLTs83TsxP9WCbgXhhsAsLtNu8ko66

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