curl --request POST \
  --url http://localhost:8080/miniapp/subscription/settings \
  --header 'Content-Type: application/json' \
  --data '
{
  "initData": "<string>",
  "subscription_id": 123
}
'

{
  "settings": {
    "subscription_id": 123,
    "current": {
      "servers": [
        {
          "uuid": "<string>",
          "name": "<string>"
        }
      ],
      "traffic_limit_gb": 123,
      "traffic_limit_label": "<string>",
      "device_limit": 0
    },
    "servers": {
      "available": [
        {
          "uuid": "<string>",
          "name": "<string>",
          "price_kopeks": 123,
          "price_label": "<string>",
          "discount_percent": 123,
          "is_connected": false,
          "is_available": true,
          "disabled_reason": "<string>"
        }
      ],
      "min": 0,
      "max": 0,
      "can_update": true,
      "hint": "<string>"
    },
    "traffic": {
      "options": [
        {
          "value": 123,
          "label": "<string>",
          "price_kopeks": 123,
          "price_label": "<string>",
          "is_current": false,
          "is_available": true,
          "description": "<string>"
        }
      ],
      "can_update": true,
      "current_value": 123
    },
    "devices": {
      "options": [
        {
          "value": 123,
          "label": "<string>",
          "price_kopeks": 123,
          "price_label": "<string>"
        }
      ],
      "can_update": true,
      "min": 0,
      "max": 0,
      "step": 1,
      "current": 0,
      "price_kopeks": 123,
      "price_label": "<string>"
    },
    "currency": "RUB",
    "billing": {
      "months_remaining": 1,
      "period_hint_days": 123,
      "renews_at": "2023-11-07T05:31:56Z"
    }
  },
  "success": true
}