curl --location --request GET 'https://api.cobra.de/v1/tenant-info/subscriptions/payment/customer-portal' \
--header 'X-Integration-Name: API Documentation' \
--header 'X-Integration-Provider: cobra GmbH' \
--header 'X-Cobra-TenantId: 12e39e53-ece1-4d8d-8958-e782de1dbef0'
https://example.com/customer-portal