Transaction not yet indexed

56SE54nYovqzkeTk9qdDcHPJ6f2itYjXyr2gyKFSMRttgSzD5voeYLHdfPCqHctnWqrJAYiukwa4Cvv8EBfrp4Lb

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