Returns the attachments associated with the specified viewmember, including the content if requested

  projectid a valid integer id representing a project on the server
  viewid a valid integer id representing one of the views from the project
  typeid a valid integer id representing a viewmember type on the server
  viewmemberid a valid integer id representing a viewmember (artifact instance) of the given type in the view
  sessionid a valid session for the logged on user running this query
content an optional boolean "true" if content should be returned with all attachments, default false
@return the set of attachments (metadata) associated with the viewmember

 usage example
http://localhost:8080/MicroFocusHubRESTService/rest/content/attachments/projectid=0/viewid=1/typeid=2/viewmemberid=3;sessionid=7c5ceef9-7c79-4b8f-83ba-cb6e082ddd1d?content="true"