portainer/app/docker/rest/plugin.js

angular.module('portainer.docker')
.factory('Plugin', ['$resource', 'API_ENDPOINT_ENDPOINTS', 'EndpointProvider', function PluginFactory($resource, API_ENDPOINT_ENDPOINTS, EndpointProvider) {
  'use strict';
  return $resource(API_ENDPOINT_ENDPOINTS + '/:endpointId/docker/plugins/:id/:action', {
    endpointId: EndpointProvider.endpointID
  }, {
    query: { method: 'GET', isArray: true }
  });
}]);