Transaction not yet indexed

21hdCp3fAFNAWkqS6WDPrkQE3JS5mx53DJC5D668dtmNJ7YE9D3tmVSFTovW1dmV5unVeQa8Ny5bZ8ZyBRxvaiiZ

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