I am just developing an app,I just config the In App Purchase module in App Store Connect.And I have deployed the related code in flutter, and the Xcode have done the configuration about this. The fetching products is successful, and buyNonconsumable/buyConsumble api could be called successfully ,but whatever install methods I have tried, could not receive the receipt after call the buyNonconsumable/buyConsumbl api.So could you help to solve this problem,I just have stucked for a few weeks , please help. Btw ,my friends have told me that if I want to integrated the In App Purchase function,I need to upload a version to apple store and make it pass the review process.Please help me to confirm these question ,very thankful.
