{
  "token": "XXYYZZ",
  "team_id": "TXXXXXXXX",
  "api_app_id": "AXXXXXXXXX",
  "event": {
    "type": "resources_added",
    "resources": [
      {
        "resource": {
          "type": "im",
          "grant": {
            "type": "specific",
            "resource_id": "DXXXXXXXX"
          }
        },
        "scopes": [
          "chat:write:user",
          "im:read",
          "im:history",
          "commands"
        ]
      }
    ]
  },
  "type": "event_callback",
  "authed_teams": [

  ],
  "event_id": "EvXXXXXXXX",
  "event_time": 1234567890
}