E-Invoicing (Supplier) - 22R1

Dear Colleagues,

Have any one of you implemented E-Invoicing Solution for Supplier Invoicing for 22R1? Could you kindly advice,

1. Set Up Guidelines
2. Integration Tool (Ex - Pagero etc)
3. Current Customers If you have implemented (Especially Middle East)
4. Technical Advice Points
5. Any Other Advice

Thank You

Best Regards

Ramessh Kanna