{
  "trial": [
    {
      "category": "voice_call_session",
      "quantity": 5
    },
    {
      "category": "device",
      "quantity": 0
    }
  ],
  "free": [
    {
      "category": "voice_call_session",
      "quantity": 1
    },
    {
      "category": "device",
      "quantity": 1
    }
  ]
}