Transaction not yet indexed

Mmc23hapwPtBj8pBXB3iw7hZZ97Q4GyF8Lzf66c7NKRMQdZUL76yK6msJRG69b7ScPn7xBFiNgWS8AnShkJTfd7

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