# Billing / PaymentTransaction Billing / PaymentTransaction ## Operations - [Returns a list of all PaymentTransaction](https://developer.inwendo-vereinssoftware.de/operation/operation-get_payment_transaction_cget.md) - [Add a new PaymentTransaction](https://developer.inwendo-vereinssoftware.de/operation/operation-post_payment_transaction_post.md) - [Get a single PaymentTransaction](https://developer.inwendo-vereinssoftware.de/operation/operation-get_payment_transaction_get.md) - [Update a PaymentTransaction](https://developer.inwendo-vereinssoftware.de/operation/operation-put_payment_transaction_put.md) [Powered by Bump.sh](https://bump.sh)