diff --git a/plugins/tech-insights/api-report.md b/plugins/tech-insights/api-report.md
index b40bf9fe92..2d25d6d39d 100644
--- a/plugins/tech-insights/api-report.md
+++ b/plugins/tech-insights/api-report.md
@@ -10,7 +10,6 @@ import { BackstagePlugin } from '@backstage/core-plugin-api';
 import { BulkCheckResponse } from '@backstage/plugin-tech-insights-common';
 import { CheckResult } from '@backstage/plugin-tech-insights-common';
 import { CompoundEntityRef } from '@backstage/catalog-model';
-import { DateTime } from 'luxon';
 import { DiscoveryApi } from '@backstage/core-plugin-api';
 import { IdentityApi } from '@backstage/core-plugin-api';
 import { JsonValue } from '@backstage/types';
@@ -54,23 +53,12 @@ export const EntityTechInsightsScorecardContent: (props: {
 }) => JSX.Element;
 
 // @public
-export interface InsightFact {
+export interface InsightFacts {
   // (undocumented)
   [factId: string]: {
     timestamp: string;
     version: string;
-    facts: Record<
-      string,
-      | number
-      | string
-      | boolean
-      | DateTime
-      | number[]
-      | string[]
-      | boolean[]
-      | DateTime[]
-      | JsonValue
-    >;
+    facts: Record<string, JsonValue>;
   };
 }
 
@@ -84,10 +72,7 @@ export interface TechInsightsApi {
   // (undocumented)
   getCheckResultRenderers: (types: string[]) => CheckResultRenderer[];
   // (undocumented)
-  getLatestFacts(
-    entity: CompoundEntityRef,
-    facts: string[],
-  ): Promise<InsightFact>;
+  getFacts(entity: CompoundEntityRef, facts: string[]): Promise<InsightFacts>;
   // (undocumented)
   runBulkChecks(
     entities: CompoundEntityRef[],
@@ -115,10 +100,7 @@ export class TechInsightsClient implements TechInsightsApi {
   // (undocumented)
   getCheckResultRenderers(types: string[]): CheckResultRenderer[];
   // (undocumented)
-  getLatestFacts(
-    entity: CompoundEntityRef,
-    facts: string[],
-  ): Promise<InsightFact>;
+  getFacts(entity: CompoundEntityRef, facts: string[]): Promise<InsightFacts>;
   // (undocumented)
   runBulkChecks(
     entities: CompoundEntityRef[],
diff --git a/plugins/tech-insights/package.json b/plugins/tech-insights/package.json
index 3903881daa..7d1d091095 100644
--- a/plugins/tech-insights/package.json
+++ b/plugins/tech-insights/package.json
@@ -38,8 +38,7 @@
     "@material-ui/core": "^4.12.2",
     "@material-ui/icons": "^4.9.1",
     "@material-ui/lab": "4.0.0-alpha.57",
-    "@types/luxon": "^3.0.1",
-    "luxon": "^3.0.3",
+    "qs": "^6.11.0",
     "react-use": "^17.2.4"
   },
   "peerDependencies": {
diff --git a/plugins/tech-insights/src/api/TechInsightsApi.ts b/plugins/tech-insights/src/api/TechInsightsApi.ts
index 79754d53b1..166f1d2782 100644
--- a/plugins/tech-insights/src/api/TechInsightsApi.ts
+++ b/plugins/tech-insights/src/api/TechInsightsApi.ts
@@ -19,7 +19,7 @@ import {
   CheckResult,
   BulkCheckResponse,
 } from '@backstage/plugin-tech-insights-common';
-import { Check, InsightFact } from './types';
+import { Check, InsightFacts } from './types';
 import { CheckResultRenderer } from '../components/CheckResultRenderer';
 import { CompoundEntityRef } from '@backstage/catalog-model';
 
@@ -48,8 +48,5 @@ export interface TechInsightsApi {
     entities: CompoundEntityRef[],
     checks?: Check[],
   ): Promise<BulkCheckResponse>;
-  getLatestFacts(
-    entity: CompoundEntityRef,
-    facts: string[],
-  ): Promise<InsightFact>;
+  getFacts(entity: CompoundEntityRef, facts: string[]): Promise<InsightFacts>;
 }
diff --git a/plugins/tech-insights/src/api/TechInsightsClient.ts b/plugins/tech-insights/src/api/TechInsightsClient.ts
index bcfb045d00..9bdeb119f9 100644
--- a/plugins/tech-insights/src/api/TechInsightsClient.ts
+++ b/plugins/tech-insights/src/api/TechInsightsClient.ts
@@ -19,15 +19,19 @@ import {
   BulkCheckResponse,
   CheckResult,
 } from '@backstage/plugin-tech-insights-common';
-import { Check, InsightFact } from './types';
+import { Check, InsightFacts } from './types';
 import { DiscoveryApi, IdentityApi } from '@backstage/core-plugin-api';
 import { ResponseError } from '@backstage/errors';
-import { CompoundEntityRef } from '@backstage/catalog-model';
+import {
+  CompoundEntityRef,
+  stringifyEntityRef,
+} from '@backstage/catalog-model';
 
 import {
   CheckResultRenderer,
   jsonRulesEngineCheckResultRenderer,
 } from '../components/CheckResultRenderer';
+import qs from 'qs';
 
 /** @public */
 export class TechInsightsClient implements TechInsightsApi {
@@ -45,18 +49,15 @@ export class TechInsightsClient implements TechInsightsApi {
     this.renderers = options.renderers;
   }
 
-  async getLatestFacts(
+  async getFacts(
     entity: CompoundEntityRef,
     facts: string[],
-  ): Promise<InsightFact> {
-    const { namespace, kind, name } = entity;
-    const entityQuery = `entity=${encodeURIComponent(
-      kind.toLocaleLowerCase('en-US'),
-    )}:${encodeURIComponent(namespace)}/${encodeURIComponent(name)}`;
-    const idsQuery = facts.map(id => `ids[]=${id}`).join('&');
-    return await this.api<InsightFact>(
-      `/facts/latest?${entityQuery}&${idsQuery}`,
-    );
+  ): Promise<InsightFacts> {
+    const query = qs.stringify({
+      entity: stringifyEntityRef(entity),
+      ids: facts,
+    });
+    return await this.api<InsightFacts>(`/facts/latest?${query}`);
   }
 
   getCheckResultRenderers(types: string[]): CheckResultRenderer[] {
@@ -104,13 +105,15 @@ export class TechInsightsClient implements TechInsightsApi {
     const url = await this.discoveryApi.getBaseUrl('tech-insights');
     const { token } = await this.identityApi.getCredentials();
 
-    return fetch(`${url}${path}`, {
-      ...init,
-      headers: {
-        'Content-Type': 'application/json',
-        ...(token && { Authorization: `Bearer ${token}` }),
-      },
-    }).then(async response => {
+    const request = new Request(`${url}${path}`, init);
+    if (!request.headers.has('content-type')) {
+      request.headers.set('content-type', 'application/json');
+    }
+    if (token && !request.headers.has('authorization')) {
+      request.headers.set('authorization', `Bearer ${token}`);
+    }
+
+    return fetch(request).then(async response => {
       if (!response.ok) {
         throw await ResponseError.fromResponse(response);
       }
diff --git a/plugins/tech-insights/src/api/types.ts b/plugins/tech-insights/src/api/types.ts
index b69d4d6264..ac1f2e44ee 100644
--- a/plugins/tech-insights/src/api/types.ts
+++ b/plugins/tech-insights/src/api/types.ts
@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import { DateTime } from 'luxon';
 import { JsonValue } from '@backstage/types';
 
 /**
@@ -35,21 +34,10 @@ export type Check = {
  *
  * @public
  */
-export interface InsightFact {
+export interface InsightFacts {
   [factId: string]: {
     timestamp: string;
     version: string;
-    facts: Record<
-      string,
-      | number
-      | string
-      | boolean
-      | DateTime
-      | number[]
-      | string[]
-      | boolean[]
-      | DateTime[]
-      | JsonValue
-    >;
+    facts: Record<string, JsonValue>;
   };
 }
diff --git a/plugins/tech-insights/src/index.ts b/plugins/tech-insights/src/index.ts
index ae2f9d53a7..9e075df038 100644
--- a/plugins/tech-insights/src/index.ts
+++ b/plugins/tech-insights/src/index.ts
@@ -20,7 +20,7 @@ export {
 } from './plugin';
 
 export { techInsightsApiRef, TechInsightsClient } from './api';
-export type { TechInsightsApi, Check, InsightFact } from './api';
+export type { TechInsightsApi, Check, InsightFacts } from './api';
 export { BooleanCheck } from './components/BooleanCheck';
 export { jsonRulesEngineCheckResultRenderer } from './components/CheckResultRenderer';
 export type { CheckResultRenderer } from './components/CheckResultRenderer';
diff --git a/yarn.lock b/yarn.lock
index 116e774711..03e3a36d0b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6934,11 +6934,10 @@ __metadata:
     "@testing-library/jest-dom": ^5.10.1
     "@testing-library/react": ^12.1.3
     "@testing-library/user-event": ^14.0.0
-    "@types/luxon": ^3.0.1
     "@types/node": ^16.11.26
     cross-fetch: ^3.1.5
-    luxon: ^3.0.3
     msw: ^0.47.0
+    qs: ^6.11.0
     react-use: ^17.2.4
   peerDependencies:
     "@types/react": ^16.13.1 || ^17.0.0
@@ -14476,13 +14475,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/luxon@npm:^3.0.1":
-  version: 3.0.1
-  resolution: "@types/luxon@npm:3.0.1"
-  checksum: a81444f9b474ea9b3063ab4cc68b917a2634e38b4e229f86c78c35023a32bf5e8d1044d7c229c011291662c976cb6c4cf109dc3d2077c571790a31779a554178
-  languageName: node
-  linkType: hard
-
 "@types/markdown-it@npm:^12.2.3":
   version: 12.2.3
   resolution: "@types/markdown-it@npm:12.2.3"
@@ -29349,13 +29341,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"luxon@npm:^3.0.3":
-  version: 3.0.3
-  resolution: "luxon@npm:3.0.3"
-  checksum: 67d143f102f520761c4202086579a5cf30b230ea299da27cacb31e9f9d372cadef90f14cbe7e2621b70825b267fe00128b8176ed8b7172b48f77a403a662d5aa
-  languageName: node
-  linkType: hard
-
 "lz-string@npm:^1.4.4":
   version: 1.4.4
   resolution: "lz-string@npm:1.4.4"
@@ -34244,6 +34229,15 @@ __metadata:
   languageName: node
   linkType: hard
 
+"qs@npm:^6.11.0":
+  version: 6.11.0
+  resolution: "qs@npm:6.11.0"
+  dependencies:
+    side-channel: ^1.0.4
+  checksum: 6e1f29dd5385f7488ec74ac7b6c92f4d09a90408882d0c208414a34dd33badc1a621019d4c799a3df15ab9b1d0292f97c1dd71dc7c045e69f81a8064e5af7297
+  languageName: node
+  linkType: hard
+
 "qs@npm:~6.5.2":
   version: 6.5.2
   resolution: "qs@npm:6.5.2"