Below two app's requirements not able complete even though we have tested below API's for 5-6 times.
- -account/directory/entries API:https://platform.devtest.ringcentral.com/restapi/v1.0/account/accountId/directory/entries
- - extension/address-book/contact API:https://platform.devtest.ringcentral.com/restapi/v1.0/account/accountId/extension/extensionId/address-book/contact