我正在使用订阅按钮进行贝宝订阅，它订阅成功并得到这些变量的响应
{" membership ":"premium"," tx ":"3AC523383D6811202"," st ":"Completed"," amt ":"39.95"," cc ":"USD"," cm ":""," item_number ":"SID-TAG-PREM"," sig ":"oiYcbtrbpadEFfwJmm9Q45gL/y8jk6exfAmovrm2X07K31gzc3MFGCAoxlIlIssWvxuzGlp4ceDvSiS6qcuW6sQT4mcx+hczRIcnmEY/+q83Qk8jdoYYGG5AUo34kJwsTACf2K9KMWqPGe/0NS2Q2+e+pO1nc3M++IVHiRya33k="," action ":"payment_success"," controller ":"paypal_transactions" }
我的订阅按钮代码：-
但我也需要 profile_id，而且我也使用过 IPN，但没有获得 Profile ID。请建议我该怎么做？？