curl --request GET \
  --url https://api.topsort.com/public/v1/offsite-ads/reporting/campaigns/{campaign-id}/products \
  --header 'Authorization: Bearer <token>'

{
  "hasMore": true,
  "reports": [
    {
      "impressions": {
        "total": 123,
        "charged": 123,
        "adSpent": 123,
        "adSpentDecimal": "<string>"
      },
      "clicks": {
        "total": 123,
        "charged": 123,
        "adSpent": 123,
        "adSpentDecimal": "<string>"
      },
      "purchases": {
        "amount": 123,
        "count": 123,
        "quantity": 123,
        "countByProduct": {}
      },
      "productId": "<string>"
    }
  ],
  "nextPage": "SSBzb2xlbW5seSBzd2VhciB0aGF0IEkgYW0gdXAgdG8gbm8gZ29vZAo="
}