Transaction not yet indexed

21Ub4S8fknsRNev2ALsm4dFfdApVKPyPuom8LNMNgfThbiv5HUTLV6qDsBqgcn3nACWvL3ySv3yFVpYdU7LASwzp

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