Transaction not yet indexed

YK2nbLEfUTkNUgPmnqfKY3yX9u3YhaqFDmFdJFJspFDtpzBxTeKTuSX9Usx8XM7gcpdEvQyekSLWtq4hb3BPFw4

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