Transaction not yet indexed

21UUNnjepy9vrVmuQuDEGLn4RUhcP9WvCAeGJjDKjRZzFfv75kseraRpQeZ1CEcH6FCYqYvGFMaKR2bVRJ3STRaF

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