public function authenticatedUserUnfollowsChannel($user, $channel, $token = null)
    {
        return $this->sendRequest('DELETE', 'users/'.$user.'/follows/channels/'.$channel, $this->getToken($token));
    }
public function authenticatedUserUnfollowsChannel($user, $channel, $token = null)
    {
        return $this->sendRequest('DELETE', 'users/'.$user.'/follows/channels/'.$channel, $this->getToken($token));
    }
public function authenticatedUserUnfollowsChannel ( $ user , $ channel , $ token = null ) { return $ this -> sendRequest ( 'DELETE' , 'users/' . $ user . '/follows/channels/' . $ channel , $ this -> getToken ( $ token ) ) ; }
Unfollow a channel.

@param string $user    Username
@param string $channel Target channel's name
@param string $token   Twitch token

@return JSON Response result
Unfollow a channel .