Transaction not yet indexed

MppQKFZArogMvDsC9gqwQoTCxDF9Burbe7G5SQTfjb9ezmTbf9Jiwifx2fRuGjctVTrxAaedwK4WNYKWVd21V1C

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