diff --git a/examples/simple-dapp/src/main.ts b/examples/simple-dapp/src/main.ts
index 47ed5f18..9f34c98d 100644
--- a/examples/simple-dapp/src/main.ts
+++ b/examples/simple-dapp/src/main.ts
@@ -90,7 +90,7 @@ subintentButton.onclick = async () => {
     childSubintentHashes: [],
     expiration: {
       discriminator: 'expireAfterSignature',
-      value: '3600',
+      value: 3600,
     },
   })
 
diff --git a/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.ts b/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.ts
index a97f2f9f..43e27f89 100644
--- a/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.ts
+++ b/packages/dapp-toolkit/src/modules/wallet-request/wallet-request.ts
@@ -12,8 +12,6 @@ import { validateRolaChallenge, type Logger } from '../../helpers'
 import { TransactionStatus } from '../gateway'
 import { ResultAsync, err, ok, okAsync } from 'neverthrow'
 import type {
-  ExpireAfterSignature,
-  ExpireAtTime,
   MessageLifeCycleEvent,
   WalletInteraction,
 } from '../../schemas'
@@ -311,7 +309,7 @@ export const WalletRequestModule = (input: {
     SdkError
   > => {
     const walletInteraction = walletRequestSdk.createWalletInteraction({
-      discriminator: 'preAuthorizedRequest',
+      discriminator: 'preAuthorizationRequest',
       subintent: {
         discriminator: 'subintent',
         blobs: value.blobs,
diff --git a/packages/dapp-toolkit/src/schemas/index.ts b/packages/dapp-toolkit/src/schemas/index.ts
index 1d72b34a..200a0caa 100644
--- a/packages/dapp-toolkit/src/schemas/index.ts
+++ b/packages/dapp-toolkit/src/schemas/index.ts
@@ -247,13 +247,13 @@ export const CancelRequest = object({
 export type ExpireAtTime = InferOutput<typeof ExpireAtTime>
 export const ExpireAtTime = object({
   discriminator: literal('expireAtTime'),
-  value: string(),
+  value: number(),
 })
 
 export type ExpireAfterSignature = InferOutput<typeof ExpireAfterSignature>
 export const ExpireAfterSignature = object({
   discriminator: literal('expireAfterSignature'),
-  value: string(),
+  value: number(),
 })
 
 export type SubintentRequestItem = InferOutput<typeof SubintentRequestItem>
@@ -277,7 +277,7 @@ export type WalletPreAuthorizationItems = InferOutput<
   typeof WalletPreAuthorizationItems
 >
 export const WalletPreAuthorizationItems = object({
-  discriminator: literal('preAuthorizedRequest'),
+  discriminator: literal('preAuthorizationRequest'),
   subintent: optional(SubintentRequestItem),
 })
 
@@ -332,6 +332,14 @@ export const AuthLoginWithChallengeRequestResponseItem = object({
   proof: Proof,
 })
 
+export type WalletPreAuthorizationResponseItems = InferOutput<
+  typeof WalletPreAuthorizationResponseItems
+>
+export const WalletPreAuthorizationResponseItems = object({
+  discriminator: literal('preAuthorizationRequest'),
+  subintent: optional(SubintentResponseItem),
+})
+
 export const AuthLoginRequestResponseItem = union([
   AuthLoginWithoutChallengeRequestResponseItem,
   AuthLoginWithChallengeRequestResponseItem,
@@ -380,6 +388,7 @@ export type WalletInteractionResponseItems = InferOutput<
 const WalletInteractionResponseItems = union([
   WalletRequestResponseItems,
   WalletTransactionResponseItems,
+  WalletPreAuthorizationResponseItems,
 ])
 
 export type WalletInteractionSuccessResponse = InferOutput<