curl --request GET \
  --url https://api.bondio.co/v2/subscriptions/{xid}/plan-attachments \
  --header 'Authorization: Bearer <token>'

{
  "items": [
    {
      "id": "<string>",
      "createdAt": 123,
      "activationAt": 123,
      "expirationAt": 123,
      "usedAllowance": {
        "dataBytes": 1,
        "voiceSeconds": 123,
        "smsMessages": 123
      },
      "plan": {
        "name": "<string>",
        "dataMegaBytes": 123,
        "periodDays": 123,
        "periodIterations": 1,
        "throttledSpeedKbps": 0,
        "label": "<string>",
        "coverageProfileId": "<string>"
      }
    }
  ]
}