curl --request GET \
  --url https://api.shoppex.io/dev/v1/coupons/{uniqid} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "<string>",
    "uniqid": "<string>",
    "shop_id": "<string>",
    "type": "PERCENTAGE",
    "code": "<string>",
    "discount": 123,
    "used": 123,
    "max_uses": 123,
    "min_order_amount": 123,
    "max_discount": 123,
    "valid_from": 123,
    "valid_until": 123,
    "is_active": true,
    "created_at": 123,
    "updated_at": 123,
    "products_bound": [
      "<string>"
    ],
    "products_count": 123
  }
}