Transaction not yet indexed

21FsrveruWMYw1GQBGdYL958A6yx5Uw6L1567799mbjbcBDUU3p8Ntf3S49ufAdoFTL8PJ4kaSecFsjpiwKYZPyC

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