# NumbersV1SigningRequestConfiguration ## Operations - [Synchronous operation to retrieve configurations for the customer.](https://twilio.demo.bump-doc.com/doc/numbers_v1/operation/operation-listsigningrequestconfiguration.md) - [Synchronous operation to insert or update a configuration for the customer.](https://twilio.demo.bump-doc.com/doc/numbers_v1/operation/operation-createsigningrequestconfiguration.md) [Powered by Bump.sh](https://bump.sh)