exports.DefaultHttpHeader = class DefaultHttpHeader {

    constructor() {
      this.fields = [
        ['Authorization', 'Users unique access-key.'],
      ];
    }

};

exports.ReqHead = class ReqHead {

    constructor() {
      this.fields = [
        ['account_id', 0, '账号id'],
        ['session_id', '', '会话id'],
      ];
    }

};

exports.RspHead = class RspHead {

    constructor() {
      this.fields = [
        ['errcode', 0, '错误码/0 成功；1 失败'],
        ['errmsg', '', '错误描述'],
      ];
    }

};