Transaction not yet indexed

mt56vfpKr4EHFhYEFaL2TT7rhRmfRRZUJRhYoPtkviNu6LexucD5MEEfzF8qd6ysZNswjRaACPAAXVqEsLwNJEf

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