unpack static method
Implementation
static ControlContent unpack(Map<String, dynamic> header, Uint8List payload) {
final status = header['status_code'];
int? statusCode;
if (status is int) {
statusCode = status;
} else if (status is num) {
statusCode = status.toInt();
} else if (status is String) {
statusCode = int.tryParse(status);
}
return ControlContent(method: header['method'] as String, statusCode: statusCode, message: header['message'] as String?);
}