Transaction not yet indexed

21Z7eU7Mqwrwj8hvT6rgyELqvqy4PKvJemM8tAU3FYTM9LZER1CL6CaJEE8JYvdEFKuf5FgPjgJYhK8wPyaK8mP5

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