积分兑换成长值

```javascript WXAPI.exchangeScoreToGrowth(token, deductionScore) ``` + token 当前用户登陆凭证 + deductionScore 打算用多少积分来兑换成成长值 ```json { "code": 0, "data": 1, "msg": "success" } ``` + data 获得的成长值数量