Transaction not yet indexed

pLu88LtgMatmid3e8MNXYNBMD9tymmsgWq2FQCXWkPkvX1Gqp4vJ9F9Ne1gwRZHzPvUgZTwdbLRZEvh7cqeuzba

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