def delete_contentkey_authorization_policy(access_token, oid):
path = '<STR_LIT>'<EOL>return helper_delete(access_token, oid, path)<EOL>
Delete Media Service Content Key Authorization Policy.

    Args:
        access_token (str): A valid Azure authentication token.
        oid (str): Media Service Content Key Authorization Policy OID.

    Returns:
        HTTP response. JSON body.