Transaction not yet indexed

AmGhPzJaAZ5k7Npyij9nr6cs41vY2gthhsp37UABjGqiChcMPjPiSey6CV9HQT7T8VD4tdBcmv1UrtvAd5M8XeR

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