{
   "@context":[
      "https://www.w3.org/ns/activitystreams",
      "https://w3id.org/security/v1",
      {
         "toot":"http://joinmastodon.org/ns#",
         "sensitive":"as:sensitive",
         "ostatus":"http://ostatus.org#",
         "movedTo":"as:movedTo",
         "manuallyApprovesFollowers":"as:manuallyApprovesFollowers",
         "inReplyToAtomUri":"ostatus:inReplyToAtomUri",
         "conversation":"ostatus:conversation",
         "atomUri":"ostatus:atomUri",
         "Hashtag":"as:Hashtag",
         "Emoji":"toot:Emoji"
      }
   ],
   "signature":{
      "type":"RsaSignature2017",
      "signatureValue":"Kn1/UkAQGJVaXBfWLAHcnwHg8YMAUqlEaBuYLazAG+pz5hqivsyrBmPV186Xzr+B4ZLExA9+SnOoNx/GOz4hBm0kAmukNSILAsUd84tcJ2yT9zc1RKtembK4WiwOw7li0+maeDN0HaB6t+6eTqsCWmtiZpprhXD8V1GGT8yG7X24fQ9oFGn+ng7lasbcCC0988Y1eGqNe7KryxcPuQz57YkDapvtONzk8gyLTkZMV4De93MyRHq6GVjQVIgtiYabQAxrX6Q8C+4P/jQoqdWJHEe+MY5JKyNaT/hMPt2Md1ok9fZQBGHlErk22/zy8bSN19GdG09HmIysBUHRYpBLig==",
      "creator":"http://mastodon.example.org/users/admin#main-key",
      "created":"2018-02-17T13:29:31Z"
   },
   "type":"Undo",
   "object":{
      "type":"Follow",
      "object":"http://localtesting.pleroma.lol/users/lain",
      "nickname":"lain",
      "id":"http://mastodon.example.org/users/admin#follows/2",
      "actor":"http://mastodon.example.org/users/admin"
   },
   "actor":"http://mastodon.example.org/users/admin",
   "id": "http://mastodon.example.org/users/admin#follow/2/undo"
}