In order to add TEYA PAY to the OTASync next steps are required:
1. Go to Settings > Marketplace > and click ACTIVATE under the module TEYA PAYMENTS
2. Add configuration parammeters that you received from them
3. Go to Settings > Property Policies and choose TEYA PAYMENTS in the Payment Required dropdown
It will be available in the Booking Engine as the payment method and in the Payment LInks that you will be sneding to your guests.