diff --git a/packages/dapp-toolkit/src/modules/wallet-request/request-items/request-item.module.ts b/packages/dapp-toolkit/src/modules/wallet-request/request-items/request-item.module.ts
index ec3a3c4..713dc6b 100644
--- a/packages/dapp-toolkit/src/modules/wallet-request/request-items/request-item.module.ts
+++ b/packages/dapp-toolkit/src/modules/wallet-request/request-items/request-item.module.ts
@@ -118,7 +118,8 @@ export const RequestItemModule = (input: RequestItemModuleInput) => {
             signals.delete(id)
           }
           if (status === RequestStatus.success) {
-            getAndRemoveSignal(id)?.(item.metadata?.parentTransactionIntentHash as string)
+            const signal = getAndRemoveSignal(id)
+            signal?.(metadata?.parentTransactionIntentHash as string)
           }
           const updated = {
             ...item,
diff --git a/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.spec.ts b/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.spec.ts
index 466bbfa..3422a94 100644
--- a/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.spec.ts
+++ b/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.spec.ts
@@ -3,21 +3,19 @@ import { WalletRequestModule } from './wallet-request'
 import { RadixNetwork, TransactionStatus } from '../gateway'
 import { LocalStorageModule } from '../storage'
 import { ok, okAsync, ResultAsync } from 'neverthrow'
-import {
-  WalletInteractionFailureResponse,
-  WalletInteractionItems,
-} from '../../schemas'
+import { WalletInteractionItems } from '../../schemas'
 import {
   failedResponseResolver,
+  preAuthorizationResponseResolver,
   RequestResolverModule,
   sendTransactionResponseResolver,
 } from './request-resolver'
 import { RequestItemModule } from './request-items'
 import { delayAsync } from '../../test-helpers/delay-async'
 import { WalletRequestSdk } from './wallet-request-sdk'
-import { TransportProvider } from '../../_types'
 import { TestingTransportModule } from './transport/testing-transport/transport.testing-module'
 import { EnvironmentModule } from '../environment'
+import { SubintentRequestBuilder } from './pre-authorization-request'
 
 const createMockEnvironment = () => {
   const storageModule = LocalStorageModule(`rdt:${crypto.randomUUID()}:1`, {
@@ -30,6 +28,16 @@ const createMockEnvironment = () => {
       ResultAsync.fromSafePromise(delayAsync(2000)).map(() =>
         ok({ status: 'success' as TransactionStatus }),
       ),
+
+    pollSubintentStatus: () => {
+      return {
+        stop: () => undefined,
+        result: ResultAsync.fromSafePromise(delayAsync(100)).map(() => ({
+          subintentStatus: 'CommittedSuccess' as TransactionStatus,
+          transactionIntentHash: 'transactionIntentHash',
+        })),
+      }
+    },
   } as any
   const requestItemModule = RequestItemModule({
     providers: {
@@ -207,4 +215,100 @@ describe('WalletRequestModule', () => {
       )
     })
   })
+
+  describe('GIVEN subintent is submitted to the network', () => {
+    describe('AND onSubmittedSuccess callback is provided', () => {
+      it('should call the callback with transaction intent hash', async () => {
+        // Arange
+        const {
+          storageModule,
+          requestItemModule,
+          gatewayModule,
+          updateConnectButtonStatus,
+        } = createMockEnvironment()
+
+        const requestResolverModule = RequestResolverModule({
+          providers: {
+            storageModule,
+            requestItemModule,
+            resolvers: [
+              preAuthorizationResponseResolver({
+                requestItemModule,
+                updateConnectButtonStatus,
+              }),
+            ],
+          },
+        })
+
+        const interactionId = '8cefec84'
+
+        const testingTransport = TestingTransportModule({
+          requestResolverModule,
+        })
+        testingTransport.setNextWalletResponse({
+          discriminator: 'success',
+          items: {
+            discriminator: 'preAuthorizationResponse',
+            response: {
+              subintentHash:
+                'subtxid_tdx_2_17nhcfn9njxlrvgl8afk5dwcaj2peydrtzty0rppdm5dqnwqxs6sq0u59fe',
+              expirationTimestamp: Math.floor(Date.now() / 1000) + 3600,
+              signedPartialTransaction:
+                '4d220e03210221012105210607020a32ef0000000000000a40ef00000000000022000',
+            },
+          },
+          interactionId,
+        })
+
+        const walletRequestModule = WalletRequestModule({
+          useCache: false,
+          networkId: RadixNetwork.Stokenet,
+          dAppDefinitionAddress: '',
+          providers: {
+            stateModule: {} as any,
+            storageModule,
+            requestItemModule,
+            requestResolverModule,
+            environmentModule: EnvironmentModule(),
+            gatewayModule,
+            walletRequestSdk: WalletRequestSdk({
+              networkId: 2,
+              dAppDefinitionAddress: '',
+              providers: {
+                environmentModule: EnvironmentModule(),
+                interactionIdFactory: () => interactionId,
+                transports: [testingTransport],
+              },
+            }),
+          },
+        })
+
+        const onSubmittedSpy = vi.fn()
+        // Act
+        const result = await walletRequestModule.sendPreAuthorizationRequest(
+          SubintentRequestBuilder()
+            .manifest(``)
+            .setExpiration('afterDelay', 4600)
+            .onSubmittedSuccess((a) => {
+              console.log('onSubmittedSuccess', a)
+              onSubmittedSpy(a)
+            }),
+        )
+
+        await delayAsync(2000)
+
+        // Assert
+
+        expect(onSubmittedSpy).toHaveBeenCalledWith('transactionIntentHash')
+        expect(result.isOk() && result.value).toEqual(
+          expect.objectContaining({
+            signedPartialTransaction:
+              '4d220e03210221012105210607020a32ef0000000000000a40ef00000000000022000',
+            subintentHash:
+              'subtxid_tdx_2_17nhcfn9njxlrvgl8afk5dwcaj2peydrtzty0rppdm5dqnwqxs6sq0u59fe',
+          }),
+        )
+      })
+    })
+  })
 })