There is no GST applicable for Indian exporters from India to any other country. Check out this article:
Place of Supply of Goods under GST- With Examples (cleartax.in)
Paypal provides Foreign Inward Remittance Advice (FIRA) for indian exporters be it digital goods and services or physical goods.
FIRC may be obtained here:
https://www.paypal.com/reports/firc
Statements:
https://business.paypal.com/merchantdata/reportHome?reportType=statements
You need to login to your business account to view and download statements.
To go to Reports:
- Login
- Click on Activity
- Click on Reports -> All Reports (here you can download monthly sales and FIRA etc.)