Transaction not yet indexed

3Mkc4VvqEDKWSfnvSmHpK1a6jfbzqYoFqsqG2bAKUtDKtknjrwhEXvvGeeaFLnMpCkJ7fmSEwmshGqR9BtrXM4UP

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