Transaction not yet indexed

MLK7vAxqB6s7mwzMmrvZA25pEsNpPb5bJmNGbwPX7gJV1K193vPFTUECh7J9CnzoY5uRVdp2FjKrvep5pf4JY2U

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