Transaction not yet indexed

21UFRkvqKHvPGMqP4DUaRaPh7Lms4aUK8cwraZXwrHAkyPQutontPoFBtycc3xAjmw4ZAPsZk4BraLK9vAPmTAeN

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