Transaction not yet indexed

MPL9FgUyrb1oB7Mjo5mfEtA23Seq24mv2koMj93PeKiMdnehZfJFk7cX1HmwGmrbuMEte7upAMKrDiQGftK5EjJ

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