37    * @param string $userId The user's email address. The special value `me` can be
43   public function create($userId, Draft $postBody, $optParams = [])  argument
45     $params = ['userId' => $userId, 'postBody' => $postBody];
53    * @param string $userId The user's email address. The special value `me` can be
58   public function delete($userId, $id, $optParams = [])  argument
60     $params = ['userId' => $userId, 'id' => $id];
67    * @param string $userId The user's email address. The special value `me` can be
75   public function get($userId, $id, $optParams = [])  argument
77     $params = ['userId' => $userId, 'id' => $id];
84    * @param string $userId The user's email address. The special value `me` can be
99   public function listUsersDrafts($userId, $optParams = [])  argument
101     $params = ['userId' => $userId];
109    * @param string $userId The user's email address. The special value `me` can be
115   public function send($userId, Draft $postBody, $optParams = [])  argument
117     $params = ['userId' => $userId, 'postBody' => $postBody];
124    * @param string $userId The user's email address. The special value `me` can be
131   public function update($userId, $id, Draft $postBody, $optParams = [])  argument
133     $params = ['userId' => $userId, 'id' => $id, 'postBody' => $postBody];