Transaction not yet indexed

cC21vSJQkZGw913iE9uZkT87RGhC6nqeVrU9LUgGvKSaudxDkYbD3TfwA8uF93iWruGo9sTN3ENKGgxZqny2th3

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