curl --request GET \
  --url https://api.interchange.io/api/v2/storefront/inventory-sources/{sourceId}/modular/products \
  --header 'Authorization: Bearer <token>'

{
  "products": [
    {
      "productId": "<string>",
      "availId": "<string>",
      "collectionId": "<string>",
      "collectionName": "<string>",
      "name": "<string>",
      "description": "<string>",
      "channel": "<string>",
      "startTime": "2023-11-07T05:31:56Z",
      "endTime": "2023-11-07T05:31:56Z",
      "impressionsCapacity": 4503599627370495,
      "heldImpressions": 4503599627370495,
      "bookedImpressions": 4503599627370495,
      "availableImpressions": 4503599627370495,
      "cpm": 123,
      "currency": "<string>",
      "targeting": {},
      "sourceMetadata": {},
      "cadent": {
        "campaignDeliveryType": "<string>",
        "lineDeliveryType": "<string>",
        "adType": "<string>",
        "adClass": "<string>",
        "targets": [
          {
            "targetType": "<string>",
            "values": [
              "<string>"
            ]
          }
        ]
      }
    }
  ]
}