Depending on the number of participants, product prices are distributed in a ladder. The more people in the group, the cheaper the price. The overpaid amount will be refunded after the group is formed.
```javascript
WXAPI.pingtuanMultilevel(goodsId)
```
+ goodsId commodity id
```json
{
"code": 0,
"data": [
{
"goodsId": 1000060,
"id": 32,
"name": "100 people or more",
"number": 100,
"price": 888,
"userId": 2
},
{
"goodsId": 1000060,
"id": 33,
"name": "More than 200 people",
"number": 200,
"price": 100,
"userId": 2
}
],
"msg": "success"
}
```
+ number purchase quantity
+ price group price