public TopGroupDef(DefinitionManager manager, JObject src)
: base(manager, src)
{
_signature = src.Value <string>("signature");
recordDef = manager.GetRecordDef(signature);
if (childrenDefs != null)
{
return;
}
childrenDefs = new List <ElementDef>(1)
{
recordDef
}.AsReadOnly();
}