curl --request GET \
  --url https://api.embedreach.com/partner/channel/integrations

{
  "success": true,
  "message": "<string>",
  "data": {
    "results": [
      {
        "id": "<string>",
        "channel_provider": "reach-managed",
        "channel_integration_type": "email",
        "name": "<string>",
        "created_at": "<string>",
        "channel_integration_metadata": {
          "type": "reach-managed",
          "customDomainEnabled": true,
          "awsCustomDomainInfo": "<any>"
        }
      }
    ],
    "pagination": {
      "total": 123,
      "hasNextPage": true,
      "cursor": "<string>"
    }
  }
}