{ "instance": "zuglet@store/firestore/document::ember3753", "serialized": { "id": "first", "path": "messages/first", "isDirty": false, "isNew": false, "isLoading": false, "isLoaded": true, "isSaving": false, "isError": false, "error": null, "exists": true, "data": { "name": "first" } } }