Transaction not yet indexed

21NbfQgR2BCvVyb7eMJomaBSpcvhAAnzn6CBQP2oMvBbjkHYdKkWmJijFUDPokvpbwFvhfMf9wcN1tqjcod8KBg3

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