curl --request GET \
  --url https://api.example.com/connections \
  --header 'x-api-key: <x-api-key>'

{
  "connections": [
    {
      "connection_id": "<string>",
      "customer_id": "<string>",
      "retailer_id": "<string>",
      "status": "active",
      "email": "alice@example.com",
      "mobile": "+1234567890"
    }
  ]
}