 */
 public func requestJSON(_ method: Alamofire.HTTPMethod,
     _ url: URLConvertible,
-    parameters: [String: AnyObject]? = nil,
+    parameters: [String: Any]? = nil,
     encoding: ParameterEncoding = URLEncoding.default,
     headers: [String: String]? = nil)
     -> Observable<(HTTPURLResponse, Any)>

    */
    public func responseJSON(_ method: Alamofire.HTTPMethod,
        _ url: URLConvertible,
        parameters: [String: AnyObject]? = nil,
        encoding: ParameterEncoding = URLEncoding.default,
        headers: [String: String]? = nil
    )

 */
public func json(_ method: Alamofire.HTTPMethod,
    _ url: URLConvertible,
    parameters: [String: Any]? = nil,
    encoding: ParameterEncoding = URLEncoding.default,
    headers: [String: String]? = nil)
    -> Observable<Any>
