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

{
	"out_coupon_id": "out_coupon_id_1"
}

{
	"errcode": 0,  // Return code
	"result": {
		"coupon": {
			"out_coupon_id": "coupon_id_1",  // Coupon ID
			"type": 101,
			"promote_type": 4,
			"coupon_info": {
				"name": Sample Coupon,
				"promote_info": {
					"promote_type": "PROMOTE_TYPE_FINDER",
					"finder": {
						"nickname": "Video Number Nickname"
					}
				},
				"discount_info": {
					"discount_condition": {
						"product_cnt": 2,  // When coupon type is product coupon
						"product_price": 5000,
						"out_product_ids": ["product_id_3", "product_id_4"],  // When coupon type is product coupon
						"tradein_info": {  // Coupon type is when you buy coupon
							"out_product_id": "product_id_5",
							"price": 10000
						},
						"buyget_info": {  // Coupon Type When Redemption Coupon
							"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 coupon
					"discount_fee": 6400  // Full discount coupon, direct discount coupon
				},
				"receive_info": {
					"start_time": 1625451250,  //Collection Start Time
					"end_time": 1625454250,  //End of collection
					"limit_A_one_person": 10,  //Limited number of tickets, guaranteed by Mini Program
					"total_in a": 100  //Total issued
				},
				"valid_info": {
					"valid_type": "COUPON_VALID_TYPE_TIME", //Type of Validity
					"valid_day_in a": 10,  //Days of entry into force
					"start_time": 1625451250,  //Effective Start Time
					"end_time": 1625464250  //Effective end time
				}
			},
			"status": 1,  // Coupon status
			"create_time": 1625454641,
			"update_time": 1625454641,
			"appid" :  "wx9e20708660a0991b"
		}
	}
}