Http request method: POST
https://api.weixin.qq.com/shop/coupon/add?access_token=xxxxxxxxx

{
  "coupon": {
    "out_coupon_id": "coupon_id_1",
    "type": 101,  
    "promote_type": 4,
    "coupon_info": {
      "name": Sample Coupon,
      "promote_info": {
        "promote_type": 4，  // Video Number
        "finder": {
          "nickname": "Video Number Nickname"
        }
      },
      "discount_info": {
        "discount_condition": {
          "product_cnt": 2,
          "product_price": 5000,
          "out_product_ids": [
            "product_id_3",
            "product_id_4"
          ],
          "tradein_info": {
            "out_product_id": "product_id_5",
            "price": 10000
          },
          "buyget_info": {
            "buy_out_product_id": "product_id_1",
            "buy_product_cnt": 3,
            "get_out_product_id": "product_id_2",
            "get_product_cnt": 2131241242
          }
        },
        "discount_in a": 9800,
        "discount_fee": "6400"
      },
      "receive_info": {
        "start_time": "1625451250",
        "end_time": "1625454250",
        "limit_A_one_person": 10,
        "total_in a": 100
      },
      "valid_info": {
        "valid_type": 1,  // 1: product specified time interval, 2: effective days
        "valid_day_in a": 10,
        "start_time": "1625451250",
        "end_time": "1625464250"
      }
    }
  }
}

{
	"errcode": 0
}