Transaction not yet indexed

21ynmNg7fhZRFsmPz557pDmCTsvBB5vnNeeWMVS5XXdVUeRRHTF5YK5vw4PDHqQxXBTHqsSb4UugtMYrGrdgGKLf

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