diff --git a/jest.config.js b/jest.config.js
index 8675c9f6..ce9e1591 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -1,4 +1,5 @@
 module.exports = {
+  preset: "ts-jest",
   testEnvironment: 'node',
   testTimeout: 30000,
   maxConcurrency: 2,
diff --git a/packages/cli/src/commands/verification.ts b/packages/cli/src/commands/verification.ts
index f9fd8471..6ea0438b 100644
--- a/packages/cli/src/commands/verification.ts
+++ b/packages/cli/src/commands/verification.ts
@@ -34,6 +34,9 @@ verificationCommands
         template = await clipboardy.read();
       }
     }
+
+    console.log('Got template', template);
+
     console.log('Starting verification flow...');
     await controller.start({
       template,
diff --git a/packages/core/src/helpers.ts b/packages/core/src/helpers.ts
index 19520353..5e95ace7 100644
--- a/packages/core/src/helpers.ts
+++ b/packages/core/src/helpers.ts
@@ -12,7 +12,12 @@ function isURL(str) {
 }
 
 export function getJSONFromURL(url: string) {
-  return axios.get(url).then(res => res.data);
+  return axios
+    .get(url)
+    .then(res => res.data)
+    .catch(err => {
+      console.error(`Error fetching ${url}`, err);
+    });
 }
 
 export function getJSON(jsonOrURL: string | any) {
@@ -24,6 +29,7 @@ export function getJSON(jsonOrURL: string | any) {
 
   if (typeof jsonOrURL === 'string') {
     if (isURL(jsonOrURL)) {
+      console.log(`Fetching ${jsonOrURL}`);
       return getJSONFromURL(jsonOrURL);
     } else {
       return JSON.parse(jsonOrURL);
diff --git a/packages/wasm/package.json b/packages/wasm/package.json
index 58715906..a0a732fb 100644
--- a/packages/wasm/package.json
+++ b/packages/wasm/package.json
@@ -50,6 +50,9 @@
     "devDependencies": {
         "realm": "^10.10.1",
         "@babel/node": "^7.16.0",
-        "sinon": "^12.0.1"
+        "sinon": "^12.0.1",
+        "jest": "29.6.1",
+        "ts-jest": "29.1.0",
+        "typescript": "^5.0.4"
     }
 }
diff --git a/packages/wasm/src/services/credential/range-proof.test.ts b/packages/wasm/src/services/credential/range-proof.test.ts
new file mode 100644
index 00000000..6d3923a7
--- /dev/null
+++ b/packages/wasm/src/services/credential/range-proof.test.ts
@@ -0,0 +1,9 @@
+import {createRangeProofPresentation} from "./range-proof";
+import {utilCryptoService} from "../util-crypto";
+
+describe('Test range proofs', () => {
+  it('expect presentation to be created', async () => {
+    const result = await createRangeProofPresentation();
+    expect(result).toBe(true);
+  });
+});
diff --git a/packages/wasm/src/services/credential/range-proof.ts b/packages/wasm/src/services/credential/range-proof.ts
new file mode 100644
index 00000000..79c51171
--- /dev/null
+++ b/packages/wasm/src/services/credential/range-proof.ts
@@ -0,0 +1,16 @@
+import {LegoProvingKeyUncompressed, LegoVerifyingKeyUncompressed, LegoProvingKey } from '@docknetwork/crypto-wasm-ts/lib/legosnark'
+import {BoundCheckSnarkSetup} from '@docknetwork/crypto-wasm-ts/lib/bound-check';
+import {initializeWasm} from '@docknetwork/crypto-wasm-ts/lib/index';
+
+export async function createRangeProofPresentation() {
+  await initializeWasm();
+
+  // let snarkProvingKey: LegoProvingKeyUncompressed;
+  // let snarkVerifyingKey: LegoVerifyingKeyUncompressed;
+  //
+  const pk:LegoProvingKey = BoundCheckSnarkSetup();
+  // snarkProvingKey = pk.decompress();
+  // snarkVerifyingKey = pk.getVerifyingKeyUncompressed();
+
+  return true;
+}
diff --git a/packages/wasm/src/services/credential/service.ts b/packages/wasm/src/services/credential/service.ts
index f2cd62ef..b9fab2eb 100644
--- a/packages/wasm/src/services/credential/service.ts
+++ b/packages/wasm/src/services/credential/service.ts
@@ -180,6 +180,10 @@ class CredentialService {
       return VerifiableCredential.fromJSON(credentialJSON);
     });
   }
+
+  async testRangeProof() {
+    console.log('test')
+  }
 }
 
 export const credentialService = new CredentialService();
diff --git a/packages/wasm/tsconfig.json b/packages/wasm/tsconfig.json
index b71b1a57..7b2498a5 100644
--- a/packages/wasm/tsconfig.json
+++ b/packages/wasm/tsconfig.json
@@ -25,7 +25,5 @@
       },
       "esm": true
     },
-    "include": ["src/**/*"],
-    "exclude": ["**/__tests__/**/*", "**/build/**/*"]
+    "include": ["src/**/*"]
   }
-  
\ No newline at end of file
diff --git a/setup-tests.js b/setup-tests.js
index 5a54d6d6..ab5ae25e 100644
--- a/setup-tests.js
+++ b/setup-tests.js
@@ -24,12 +24,12 @@ const cfg = {url: 'http://localhost'};
 const dom = new JSDOM('', cfg);
 global.window = dom.window;
 global.document = dom.window.document;
-
-Object.keys(global.window).forEach(property => {
-  if (typeof global[property] === 'undefined') {
-    global[property] = global.window[property];
-  }
-});
+//
+// Object.keys(global.window).forEach(property => {
+//   if (typeof global[property] === 'undefined') {
+//     global[property] = global.window[property];
+//   }
+// });
 
 global.navigator = {
   userAgent: 'node.js',