load method
Implementation
Future<OpenTool> load(String jsonString) async {
Map<String, dynamic> openToolMap = jsonDecode(jsonString);
schemasJson = openToolMap["schemas"];
if (schemasJson != null) {
SchemasSingleton.initInstance(schemasJson!);
}
OpenTool openTool = OpenTool.fromJson(openToolMap);
return openTool;
}