Transaction not yet indexed

Sm6X1is2Vshb9cok6dSVbJFNaQMFeM9GmhvNyDU8Sy2vfrJ35gLbuNducPGwsU2YDkPwrimAPqft8BqM1x3vnJM

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