Transaction not yet indexed

WQMffnFMiWRfYoN5iuVqmXMqgFivi2YqVFJE1isZua4k6ZqQLwoPBzXyxcTwnrqR1Sw8EZgjuFXUk65y2N6c8XY

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