diff --git a/rfc/Resolver.ts b/rfc/Resolver.ts
index 65cafe206..7d1d5c3d2 100644
--- a/rfc/Resolver.ts
+++ b/rfc/Resolver.ts
@@ -1,35 +1,155 @@
-import { SearchCriteria } from "../packages/shopware-6-client/src/interfaces/search/SearchCriteria";
-import { CategoryForHeadless } from "./Resolver/CategoryForHeadless";
-import { ProductForHeadless } from "./Resolver/ProductForHeadless";
-import { CmsPageForHeadless } from "./Resolver/CmsPageForHeadless";
+import axios from "axios";
+import { PageCriteria } from "./ResolverInterface";
 
-interface Resolver {
-  getPageForHeadless: (
-    criteria: PageCriteria
-  ) => PageForHeadless<
-    ProductForHeadless | CategoryForHeadless | CmsPageForHeadless
-  >;
-}
+/**
+ * use case for category
+ */
+const getPageForHeadless = (params: PageCriteria) =>
+  axios.post("/resolver", params);
 
-interface PageForHeadless<T> {
-  pageTypeId: PageType;
-  pageType: string;
-  pathInfo: string;
-  seoPathInfo: string;
-  isCanonical: boolean;
-  resourceIdentifier: string;
-  data: T;
-}
+const searchCriteria: PageCriteria = {
+  path: "Kids-Toys/Health-Beauty",
+  includes: ["products", "name"]
+};
 
-enum PageType {
-  category = "category",
-  product = "product",
-  cmsPage = "cms-page"
-}
-
-interface PageCriteria extends SearchCriteria {
-  path: string; // path + other possible criteria
-  includes?: [string]; // array of fields to be included (removes others from payload)
-  // 1. includes might be available for associated resources as well - to consider
-  // 2. would be awesome to have a deep mode for associations to get the deeper objects returned
-}
+!(async () => {
+  const { data } = await getPageForHeadless(searchCriteria);
+  // here is an output of the query.
+  // the includes parameter for associated products should be also handled on server-side, or prepare data models (take them from ./Resolver/PageContentResolver.ts)
+  //
+  // data = {
+  //   pageTypeId: "category",
+  //   pathInfo: "/navigation/03dfd5badd3d43bd8a345ef660761e09",
+  //   seoPathInfo: "Kids-Toys/Health-Beauty",
+  //   isCanonical: true,
+  //   resourceIdentifier: "03dfd5badd3d43bd8a345ef660761e09",
+  //   data: {
+  //     name: "Health & Beauty", // only name and products were in includes parameter
+  //     products: [
+  //       {
+  //         "calculatedListingPrice": {},
+  //         "calculatedPrices": [],
+  //         "calculatedPrice": {},
+  //         "sortedProperties": null,
+  //         "isNew": false,
+  //         "parentId": null,
+  //         "childCount": 0,
+  //         "autoIncrement": 46,
+  //         "taxId": "cc3adb9eed9a4a4b9229acd4e67f1ec8",
+  //         "manufacturerId": "8d86cc11ebd54306b1d8f7d2faaa833f",
+  //         "unitId": null,
+  //         "active": true,
+  //         "displayGroup": "c32d8f279db1897716a783e2e3b1944f",
+  //         "price": [
+  //             {
+  //                 "currencyId": "b7d2554b0ce847cd82f3ac9bd1c0dfca",
+  //                 "net": 302.52100840336135,
+  //                 "gross": 360,
+  //                 "linked": true,
+  //                 "extensions": []
+  //             }
+  //         ],
+  //         "manufacturerNumber": null,
+  //         "ean": null,
+  //         "productNumber": "721d6d56b5084776861e60661d821ae7",
+  //         "stock": 47,
+  //         "availableStock": 47,
+  //         "available": true,
+  //         "deliveryTimeId": null,
+  //         "deliveryTime": null,
+  //         "restockTime": 3,
+  //         "isCloseout": false,
+  //         "purchaseSteps": 1,
+  //         "maxPurchase": null,
+  //         "minPurchase": 1,
+  //         "purchaseUnit": null,
+  //         "referenceUnit": null,
+  //         "shippingFree": false,
+  //         "purchasePrice": null,
+  //         "markAsTopseller": null,
+  //         "weight": null,
+  //         "width": null,
+  //         "height": null,
+  //         "length": null,
+  //         "releaseDate": null,
+  //         "categoryTree": [
+  //             "3f637f17cd9f4891a2d7625d19fb37c9"
+  //         ],
+  //         "optionIds": null,
+  //         "propertyIds": [
+  //             "06a7ed91305d47e1b7f3d6f7660c8316",
+  //             "0bea5d5f73b046f88f7a27415969dce4",
+  //             "1f0ae04b881342659d87c45ce68899c9",
+  //             "2d5f5d19881a4b90afdde97fbe1a6527",
+  //             "40af119c20a7428cadbc450a047c877e",
+  //             "43231c2e5de1434a8bda2ddd0cd3239c",
+  //             "50a5178bafdb4dfab3873575735d9099",
+  //             "525cf9bcae5d4ee49386e6cb7f11bc96",
+  //             "52e3c67cf79343deb2cf4dd84295989b",
+  //             "59346f081ed849db9d03d92088a0a1f1",
+  //             "6ab2226fd10345a3a8bfadc2d5a3bca4",
+  //             "81d74b7492db4e9f9be0e897e99f9ffd",
+  //             "872a36ad229f4a2bb747e8f504bd8d67",
+  //             "a5f307eb50ed48e3963988787bbfcb74",
+  //             "c7cba0fd0f0242a0afd57715a4e42fd0",
+  //             "ce0d7c8cccae452aaa5e78265c28dccb",
+  //             "d6207bc795c24a958441200528505649",
+  //             "d9231ebabf5e4e5e8695e5e5f5c9d717"
+  //         ],
+  //         "additionalText": null,
+  //         "name": "Synergistic Paper Britchies",
+  //         "keywords": null,
+  //         "description": "Eum ea nihil autem quia odio. Optio ut placeat modi voluptate et voluptatem consequatur veritatis.",
+  //         "metaTitle": null,
+  //         "packUnit": null,
+  //         "variantRestrictions": null,
+  //         "configuratorGroupConfig": null,
+  //         "tax": {},
+  //         "manufacturer": null,
+  //         "unit": null,
+  //         "prices": [],
+  //         "listingPrices": [],
+  //         "cover": null,
+  //         "parent": null,
+  //         "children": null,
+  //         "media": null,
+  //         "searchKeywords": null,
+  //         "translations": null,
+  //         "categories": null,
+  //         "tags": null,
+  //         "properties": null,
+  //         "options": null,
+  //         "configuratorSettings": null,
+  //         "categoriesRo": null,
+  //         "coverId": "7c8a5bc4c8b841e0bc363ab08c890059",
+  //         "blacklistIds": null,
+  //         "whitelistIds": null,
+  //         "customFields": null,
+  //         "visibilities": null,
+  //         "tagIds": null,
+  //         "productReviews": null,
+  //         "ratingAverage": null,
+  //         "mainCategories": null,
+  //         "_uniqueIdentifier": "f7efff51718d4592b6d655b83d16f1db",
+  //         "versionId": "0fa91ce3e96a4bc2be4bd9ce752c3425",
+  //         "translated": {
+  //             "additionalText": null,
+  //             "name": "Synergistic Paper Britchies",
+  //             "keywords": null,
+  //             "description": "Eum ea nihil autem quia odio. Optio ut placeat modi voluptate et voluptatem consequatur veritatis.",
+  //             "metaTitle": null,
+  //             "packUnit": null,
+  //             "customFields": []
+  //         },
+  //         "createdAt": "2019-10-08T09:42:16+00:00",
+  //         "updatedAt": null,
+  //         "extensions": [],
+  //         "id": "f7efff51718d4592b6d655b83d16f1db",
+  //         "parentVersionId": "0fa91ce3e96a4bc2be4bd9ce752c3425",
+  //         "productManufacturerVersionId": "0fa91ce3e96a4bc2be4bd9ce752c3425",
+  //         "productMediaVersionId": null
+  //     }
+  //     ]
+  //   }
+  // }
+})();
diff --git a/rfc/Resolver/CategoryForHeadless.ts b/rfc/Resolver/CategoryForHeadless.ts
index e902dc729..ca178199c 100644
--- a/rfc/Resolver/CategoryForHeadless.ts
+++ b/rfc/Resolver/CategoryForHeadless.ts
@@ -10,7 +10,7 @@ export interface CategoryForHeadless extends Category {
 }
 
 interface Sort {
-  name: string; // field name to sort by
+  field: string; // field name to sort by
   label: string; // translated label
 }
 
diff --git a/rfc/ResolverInterface.ts b/rfc/ResolverInterface.ts
new file mode 100644
index 000000000..2f865b437
--- /dev/null
+++ b/rfc/ResolverInterface.ts
@@ -0,0 +1,35 @@
+import { SearchCriteria } from "@shopware-pwa/shopware-6-client/src/interfaces/search/SearchCriteria";
+import { CategoryForHeadless } from "./Resolver/CategoryForHeadless";
+import { ProductForHeadless } from "./Resolver/ProductForHeadless";
+import { CmsPageForHeadless } from "./Resolver/CmsPageForHeadless";
+
+export interface Resolver {
+  getPageForHeadless: (
+    criteria: PageCriteria
+  ) => PageForHeadless<
+    ProductForHeadless | CategoryForHeadless | CmsPageForHeadless
+  >;
+}
+
+export interface PageForHeadless<T> {
+  pageTypeId: PageType;
+  // pageType: string;
+  pathInfo: string;
+  seoPathInfo: string;
+  isCanonical: boolean;
+  resourceIdentifier: string;
+  data: T;
+}
+
+enum PageType {
+  category = "category",
+  product = "product",
+  cmsPage = "cms-page"
+}
+
+export interface PageCriteria extends SearchCriteria {
+  path: string; // path + other possible criteria
+  includes?: Array<string>; // array of fields to be included (removes others from payload)
+  // 1. includes might be available for associated resources as well - to consider
+  // 2. would be awesome to have a deep mode for associations to get the deeper objects returned
+}