getJson method
Implementation
@override
Map<String, dynamic> getJson() {
var ret = <String, dynamic>{
'condition': 'minecraft:block_state_property',
};
if (properties != null && properties!.isNotEmpty) {
ret['properties'] = properties!
.map<String, String>((key, val) => MapEntry(key, gson.encode(val)));
}
return ret;
}