Transaction not yet indexed

21CkDkYvY7f7rWq2o4JjPEZYbbYtS68Sq2Uywq1cVoAK2P11WiCztoDGuPHrmGR3hV68frRdTk6e3EL1PokGMPC2

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