fromJson static method
Implementation
static WechatUserinfo fromJson(dynamic json) {
return WechatUserinfo(
openid: json['openid'],
nickname: json['nickname'],
sex: json['sex'],
language: json['language'],
city: json['city'],
province: json['province'],
country: json['country'],
headimgurl: json['headimgurl'],
unionid: json['unionid']);
}