curl --location --request POST 'http://mp.xipuduo.com/index.php/SmallProgramApi/IdentityActivity/getIdentityBuyQuota_v4' \
--form 'identity_type="1"' \
--form 'vid="1"' \
--form 'uid="1"' \
--form 'merchant_id="1"' \
--form 'sign="123456"'{
"all_money": 0,
"price": "111.00",
"status": 1,
"msg": "查询成功"
}