Twitch Webhook Data

{
   "topic":"https://api.twitch.tv/helix/streams?user_id=145859195",
   "hub":"https://api.twitch.tv/helix/webhooks/hub",
   "callback":"http://crss.local.uberspace.de:62977/?topic=https%3A%2F%2Fapi.twitch.tv%2Fhelix%2Fstreams%3Fuser_id%3D145859195&hub=https%3A%2F%2Fapi.twitch.tv%2Fhelix%2Fwebhooks%2Fhub",
   "feed":"{"data":[{"community_ids":["4bef9cc9-c81d-4384-a62e-b16cf5e7a45e","6dd1b091-f9fb-4324-ba76-f3f6d39f2dee","f25d8d03-c3f5-449c-bac5-6a502b347123"],"game_id":"509658","id":"34258601696","language":"en","started_at":"2019-05-25T07:58:04Z","tag_ids":["6ea6bca4-4712-4ab9-a906-e3336a9d8039"],"thumbnail_url":"https://static-cdn.jtvnw.net/previews-ttv/live_user_dyanto4-{width}x{height}.jpg","title":"TEST","type":"live","user_id":"145859195","user_name":"dyaNTO4","viewer_count":0}]}",
   "headers":{
      "host":"crss.local.uberspace.de:62977",
      "x-forwarded-proto":"https",
      "x-forwarded-port":"443",
      "x-forwarded-for":"::ffff:34.218.218.240, ::ffff:34.218.218.240",
      "x-forwarded-for-anon":"34.218.0.0",
      "link":"<https://api.twitch.tv/helix/webhooks/hub>; rel="hub", <https://api.twitch.tv/helix/streams?user_id=145859195>; rel="self"",
      "content-type":"application/json; charset=utf-8",
      "twitch-notification-id":"fbfd05ba-c17d-5ff2-a288-50d8368d82e7",
      "twitch-notification-timestamp":"2019-05-25T07:58:40Z",
      "x-hub-signature":"sha256=0c1d1f466af5fb29a57b1f4c60fe8c660e53e01ca3dce67abef5b7080f253957",
      "accept-encoding":"gzip",
      "user-agent":"Go-http-client/2.0",
      "x-forwarded-host":"crss.uber.space",
      "x-forwarded-server":"crss.uber.space",
      "connection":"close",
      "content-length":"477"
   },
   "game":{
      "data":[

      ]
   }
}