Transaction not yet indexed

MpzCLAGZWxiL4mqGJ1B6FCAcg7NPgYWWqppHtqkhGBFcbsC8wQ5einTCqh2VpkCCen52me2yvuTaJUV1bgUD1W2

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