docs: @GET
      @Path("/{installationID}")
      @Produces(MediaType.APPLICATION_JSON)
      public Response findInstallation(@PathParam("variantID") String variantId, @PathParam("installationID") String installationId) {
  
          Installation installation = clientInstallationService.findById(installationId);
  
          if (installation == null) {
              return Response.status(Response.Status.NOT_FOUND).entity("Could not find requested Installation").build();
          }
  
          return Response.ok(installation).build();
      }