Transaction not yet indexed

mg5ncvCUmf4mG8txHcpvE4y52L5iU9Ho7xYJrxU49wXNATNQ3eeyxB4wr6G2wo2fZWrsJQqpQ4VL5mvkke5t5DZ

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