On loading the page, if it asks for Location permissions, allow it and wait for the popup to show.
If you are an MAuthN Admin, you can get it from the Admin dashboard, or you can request an admin for the same.
This should be YOUR UPI Id. It is preferred that you have a Merchant account, otherwise the payments will fail due to NPCI regulations. To overcome that, the payer has to screenshot the QR when shown and scan it sperately.
Your name here
The amount to pay. This field in Intent may not work with some UPI apps.
To store the information in logs
The MAuthN ID of the payer. It is to be noted that to be eligible for payments, the user needs to have only Device Attestaion registered. Having other modes of authentication active will throw an error as of now. (We are fixing it soon).
After you hit process payment, the request will pop up in the payer's MAuthN app. MauthN does NOT verify payments as of now. Check your UPI or Bank records for the same. MAuthN will record when the payer has opened the UPI app to pay.