actor.json

{
  "@context": "https://www.w3.org/ns/activitystreams",
  "id": "https://gist.githubusercontent.com/BenLubar/55938e0334a6ddac3aa286aafb7277da/raw/actor.json",
  "name": "Test Actor",
  "type": "Service"
}

post.json

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Emoji": "toot:Emoji",
      "toot": "http://joinmastodon.org/ns#"
    }
  ],
  "id": "https://gist.githubusercontent.com/BenLubar/55938e0334a6ddac3aa286aafb7277da/raw/post.json",
  "attributedTo": "https://gist.githubusercontent.com/BenLubar/55938e0334a6ddac3aa286aafb7277da/raw/actor.json",
  "cc": "https://www.w3.org/ns/activitystreams#Public",
  "content": "<p>:gw2item_24772:</p>",
  "mediaType": "text/html",
  "published": "2019-05-05T15:54:46Z",
  "tag": [
    {
      "icon": {
        "mediaType": "image/png",
        "type": "Image",
        "name": "Gold Doubloon",
        "url": "https://render.guildwars2.com/file/C7ECB96451CD1493215DBBE967AD0B62A1585461/221104.png"
      },
      "id": "https://ravenvale.lubar.me/_item/24772/_emoji",
      "name": ":gw2item_24772:",
      "type": "Emoji"
    }
  ],
  "type": "Note"
}