Transaction not yet indexed

21UnZTB3FUdHACQKUeuNz5DS72S1a5JMaLWRS7rWz3f2sBMyx58QYghagRPmvMbxowoyYeEXP5oSyYZYkMw1xSCr

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