Transaction not yet indexed

21Mt9jvFkYFqyt7qgQN4KaP35RzmhBs5FYcF4QYgRmujGr3ACCDGtbSbNHvtm79wMYPVcsNFvyvVTfFb3Gsxi9PK

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