getFormByPath method
Fetches a single form using its path or ID from Form.io.
Makes a GET /form/:pathOrId request.
pathOrId can be either the path of the form (recommended) or its _id.
Returns a FormModel object.
Throws DioError on failure.
Implementation
Future<FormModel> getFormByPath(String pathOrId) async {
final response = await client.dio.get('/form/$pathOrId');
return FormModel.fromJson(response.data as Map<String, dynamic>);
}