Transaction not yet indexed

21iZrbhxkVPwmfRWKUhUm89xoqMLpo23VBXxdtgj3RJUSa6XdSkLnSgUuTrsKDPBpYBx9T1WJqaQv5WqbYJF4zFT

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