code: @POST
    @Path("/listen/{authorizerName}")
    @Produces(MediaType.APPLICATION_JSON)
    @Consumes(MediaType.APPLICATION_JSON)
    @ResourceFilters(BasicSecurityResourceFilter.class)
    public Response authorizerUpdateListener(
        @Context HttpServletRequest req,
        @PathParam("authorizerName") final String authorizerName,
        byte[] serializedUserAndRoleMap
    )
    {
      return resourceHandler.authorizerUpdateListener(authorizerName, serializedUserAndRoleMap);
    }
docs: Listen for update notifications for the auth storage