Transaction not yet indexed

sTsmmq1EssSmJtmA52tKmpK7SAsvvkPtJSqvPkNbQaKXyMAH7Ry2d915fRUFDqB5e4PYpqdaZdSPiAUNX7bCau4

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