Transaction not yet indexed

664r6t3jAMff5MmNbMwZWZTdjqur8uw1U9VQiur6vRddv6m3i4eASu8YGgrpCZ13pf1DVmzkEEMkhXRhD4X9eou1

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