{ "kind": "youtube#subscription", "etag": etag, "id": string, "snippet": { "publishedAt": datetime, "channelTitle": string, "title": string, "description": string, "resourceId": { "kind": string, "channelId": string, }, "channelId": string, "thumbnails": { (key): { "url": string, "width": unsigned integer, "height": unsigned integer } } }, "contentDetails": { "totalItemCount": unsigned integer, "newItemCount": unsigned integer, "activityType": string }, "subscriberSnippet": { "title": string, "description": string, "channelId": string, "thumbnails": { (key): { "url": string, "width": unsigned integer, "height": unsigned integer } } } }