privilege Rest APi crmRestApi/resources/11.13.18.05/hrHelpDeskRequests/{SrId}/child/messages

Summary:

What is the privilege names that we would need to give to user who is setting up the Rest API to update Help Desk using  

/crmRestApi/resources/11.13.18.05/hrHelpDeskRequests/{SrId}/child/messages

Content (please ensure you mask any confidential information):

Version (include the version you are using, if applicable):

Code Snippet (add any code snippets that support your topic, if applicable):