curl --request GET \
  --url https://api.chat-dash.com/v1/public/stripe/connect/accounts/{accountId}/coupons/{couponId}/promotion-codes \
  --header 'Authorization: <authorization>'

{
  "data": [
    {
      "id": "promo_1SucFwRjNw7C4HMK01fsfjOh",
      "object": "promotion_code",
      "active": true,
      "code": "SUMMER20",
      "coupon": {
        "id": "rgJkxQB4",
        "object": "coupon",
        "amount_off": null,
        "created": 1751915454,
        "currency": "usd",
        "duration": "repeating",
        "duration_in_months": 3,
        "livemode": true,
        "max_redemptions": null,
        "metadata": {},
        "name": "3Months Off",
        "percent_off": 10,
        "redeem_by": null,
        "times_redeemed": 6,
        "valid": true
      },
      "created": 1769620216,
      "customer": "cus_TppcYxuTJKLNnG",
      "customer_account": null,
      "expires_at": 1770137940,
      "livemode": true,
      "max_redemptions": 10,
      "metadata": {},
      "restrictions": {
        "first_time_transaction": true,
        "minimum_amount": null,
        "minimum_amount_currency": null
      },
      "times_redeemed": 0
    }
  ],
  "has_more": false,
  "next_cursor": null
}