I am creating a mobile App with flutter for my shopify store, I have integerated the third party payment gateway (Paytm Payment Gateway**)** I also want to integrate paytm payment gateway with flutter app, And for making payment from my flutter app using paytm payment gateway I need two things OrderId and Transaction Token that is created by shopify, but shopify isn’t providing them that’s why we are unable to make payment from flutter app.
found solution for this? Please help me, I want to use Razorpay as payment gateway