Transaction not yet indexed

21TzYWkfWDKN2o43npkGya3e8LggkdFADEMmMrdTuds2FMDheT4kZCHx5b2cdMQDB2znfr6YtcEvqug9dY9Ki42U

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