toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (address != null) 'address': address!,
if (buildingId != null) 'buildingId': buildingId!,
if (buildingName != null) 'buildingName': buildingName!,
if (coordinates != null) 'coordinates': coordinates!,
if (description != null) 'description': description!,
if (etags != null) 'etags': etags!,
if (floorNames != null) 'floorNames': floorNames!,
if (kind != null) 'kind': kind!,
};