chat

{
  "name": "emoji_reaction",
  "base": "",
  "fields": [
    {
      "name": "emoji_id",
      "type": "uint16"
    },
    {
      "name": "count",
      "type": "uint64"
    },
    {
      "name": "users",
      "type": "name[]"
    }
  ]
}