Transaction not yet indexed

1aAMsZVC3FznVAy72gsVtJhRWtzsCa1Yf33XvgqSwx2NP9Z6Eaz6hcxJgLwDuvjDeUmyLPjR28FKV7sfcaphMtS

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