Transaction not yet indexed

NMpW8mtrS8T4n7yVeuiGCQnhXa8qdN4cTD18xG66wVGDfTtR2wqU4QRfd9Rc1o7fBhiPMtZaPKc8AurCdXmN8Wq

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