curl --request GET \
  --url https://mm-api.merchantspring.io/tags \
  --header 'x-api-key: <api-key>'

{
  "pageIndex": 0,
  "pageSize": 25,
  "totalCount": 2,
  "totalPages": 1,
  "items": [
    {
      "channelId": "A1234567890ABC",
      "merchantId": "XXXUS @ ATVPDKIKX0DER",
      "tags": [
        "amazon",
        "org://ebay"
      ]
    },
    {
      "channelId": "google_demo_001",
      "merchantId": "google_demo_001",
      "tags": [
        "north-america"
      ]
    }
  ]
}