{"indexes":[{"v":{"$numberInt":"2"},"key":{"_id":{"$numberInt":"1"}},"name":"_id_"},{"v":{"$numberInt":"2"},"key":{"group_name":{"$numberInt":"1"}},"name":"group_name_1","background":true,"unique":true}],"uuid":"c8b5fbf7c0a1402aad10d99d80a9cce6","collectionName":"groups","type":"collection"}