fromJson method
Converts a JSON string into a MessageEnvelop The message payload is passed as string
value
a JSON encoded string
Implementation
void fromJson(String? value) {
if (value == null) return null;
var json = jsonDecode(value);
if (json == null) return null;
correlation_id = json['correlation_id'];
message_type = json['message_type'];
message_id = json['message_id'];
message = json.message != null ? json['message'] : null;
sent_time = DateTimeConverter.toNullableDateTime(json.sent_time);
}