Transaction not yet indexed

AmB2WoG8ipvmPNmJTb76Q8VqZjoHbANKd2TP2vTrtsDL2hovj5UTQfcNcbniuBHEHdFnVkQ2BLJiaYbuNGk6w2Q

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