Consultar Canais/Subscriptions ativas

{
  "response": {
    "command": "get_subscriptions",
    "status": "ok",
    "subscriptions": [
      {
        "id": 5,
        "events": [
          "on_login",
          "on_logout",
          "on_state_change"
        ],
        "media_types": [
          "voice",
          "email"
        ],
        "expires": 3589,
        "channel_id": 1234
      }
    ]
  }
}