Transaction not yet indexed

1RiQu2SJugrqb1PVxVa8KG1aqX1ak2EXnLevLHAgrrmNJLPdfJAHTFHG14fXqUTQ2qgYCL5hc1eUS1nZqq9TgqT

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