Transaction not yet indexed

21TtzQDho7eAV9A8UQR7kLr8AtTW1GsXXP8Ma3pjDzVoKUEhvyXTh7VW6iYVeAMxHdMvTEa2SDarVtXvadrhqq1n

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