status -500 반환

Describe the bug
status -500 반환

To Reproduce
ServiceApiClient을 생성후 requestFriendList를 호출하면 -500 반환.

Expected behavior
friendList가 정상적으로 반환되어야함.

Screenshots

임시로 만든 동기화 코드

interface IFriendInfo {
   userId: Long;
   nickName: string;
   profileImageUrl: string;
   fullProfileImageUrl: string;
   type: number;
   phoneNumber: string;
   statusMessage: string;
   UUID: string;
   friendNickName: string;
   accountId: number;
   originalProfileImageUrl: string;
   userType: number;
   ext: Object;
   hidden: boolean;
   purged: boolean;
   favorite: boolean;
   screenToken: number;
   suspended: boolean;
   directChatId: number;
}

interface IFriendUpdateRes {
   friends: IFriendInfo[];
}

async function getFriendResult(loginData: api.LoginData): IFriendUpdateRes {
   return (
      (
         await axios.post(
            "https://katalk.kakao.com/win32/friends/update.json",
            querystring.stringify({
               contacts: [],
               removed_contacts: [],
               phone_number_type: "7",
               token: "0",
               type: "a",
               manual: "true"
            }),
            {
               headers: {
                  "Content-Type": "application/x-www-form-urlencoded",
                  A: "win32/3.2.3/ko",
                  Authorization: `${loginData.result.accessToken}-${loginData.result.deviceUUID}`,
                  "User-Agent": "KT/3.2.3 Wd/10.0 ko",
                  Accept: "*/*",
                  "Accept-Language": "ko"
               }
            }
         )
      ).data as IFriendUpdateRes;
}

[dn1t]

const requestFriendList = async (credential: OAuthCredential): Promise<FriendListStruct> =>
  (
    await axios.post(
      'https://katalk.kakao.com/win32/friends/update.json',
      querystring.stringify({
        contacts: [],
        removed_contacts: [],
        phone_number_type: '7',
        token: '0',
        type: 'a',
        manual: 'true',
      }),
      {
        headers: {
          'Content-Type': 'application/x-www-form-urlencoded',
          A: 'win32/3.2.3/ko',
          Authorization: `${credential.accessToken}-${credential.deviceUUID}`,
          'User-Agent': 'KT/3.2.3 Wd/10.0 ko',
          Accept: '*/*',
          'Accept-Language': 'ko',
        },
      }
    )
  ).data;