Transaction not yet indexed

5Sm64rXkRaGbqsBCxJUdKEexuFo9x5Kb8zoEAWRrkthfGbA7RWK71d864HaGrKfvMEP2C4PWDACTdruo9sxRFHrT

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