Transaction not yet indexed

21mdzBjNv1VtgmTqesm5qTmvDCE5QJqwRr8MKG2adfPwAfwA8YAaR9ntBDTKzCzZfgy5xhw2BbMQKnXdDyBXKNmk

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