appServiceSign method
Implementation
Future<ApperviceSignResponse> appServiceSign(
{required String message, required String address}) async {
var url = Uri.parse(address);
var body = jsonEncode({
"message": "hello",
});
var headers = {'Content-Type': 'application/json'};
print("body=$body");
var responseB = await http.post(url, headers: headers, body: body);
final responseBody = await responseB.bodyBytes;
var response = utf8.decode(responseBody);
print("response=$response");
Map<String, dynamic> data = jsonDecode(response);
return ApperviceSignResponse.fromJson(data as Map<String, dynamic>);
}