Required. The unique name of the instance for which a list of app profiles is requested. Values are of the form projects/{project}/instances/{instance}. Use {instance} = '-' to list AppProfiles for all Instances in a project, e.g., projects/myproject/instances/-.

Maximum number of results per page. A page_size of zero lets the server choose the number of items to return. A page_size which is strictly positive will return at most that many items. A negative page_size will cause an error. Following the first request, subsequent paginated calls are not required to pass a page_size. If a page_size is set in subsequent calls, it must match the page_size given in the first request.

The value of next_page_token returned by a previous call.