Transaction not yet indexed

21cpkM81Ce2ykeALJidFBdPmwU88rcyHqayDXtT1rdVvNxp8k1Bi3yFrba5vAqCJcRm3dyPmeSRZHiJXj8CL5tny

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