curl --request GET \
  --url https://api.affonso.io/v1/coupons \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "data": [
    {
      "id": "<string>",
      "affiliate_id": "<string>",
      "program_id": "<string>",
      "code": "<string>",
      "discount_type": "percentage",
      "discount_value": 123,
      "duration": "forever",
      "duration_in_months": 123,
      "product_ids": [
        "<string>"
      ],
      "provider": "stripe",
      "provider_coupon_id": "<string>",
      "provider_promo_code_id": "<string>",
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ],
  "pagination": {
    "page": 123,
    "limit": 123,
    "total": 123,
    "total_pages": 123,
    "has_next_page": true,
    "has_prev_page": true
  }
}