Transaction not yet indexed

21NszXhFfA7EmDPEX7Rx1NbTQkiY6HWMQjwwJF9HMinnpcBK6toVwbFPRZxtxbtxGrxyFoYtm7bttxMvnMUBirSE

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