diff --git a/src/core/services/mirrornode/__tests__/unit/mocks.ts b/src/core/services/mirrornode/__tests__/unit/mocks.ts
index fc2564ff2..f45e3775a 100644
--- a/src/core/services/mirrornode/__tests__/unit/mocks.ts
+++ b/src/core/services/mirrornode/__tests__/unit/mocks.ts
@@ -176,7 +176,6 @@ export const createMockTransactionDetailsResponse = (
       transaction_hash: 'hash123',
       name: 'CRYPTOTRANSFER',
       node: '0.0.3',
-      transaction_fee: 100000,
       scheduled: false,
       transfers: [
         { account: '0.0.1234', amount: -1000000 },
diff --git a/src/core/services/mirrornode/hedera-mirrornode-service.ts b/src/core/services/mirrornode/hedera-mirrornode-service.ts
index b8e98bfa4..f412e4652 100644
--- a/src/core/services/mirrornode/hedera-mirrornode-service.ts
+++ b/src/core/services/mirrornode/hedera-mirrornode-service.ts
@@ -44,6 +44,7 @@ import {
   TopicInfoSchema,
   TopicMessagesAPIResponseSchema,
   TopicMessageSchema,
+  TransactionDetailsResponseSchema,
 } from './schemas';
 import { MirrorNodeKeyType, NetworkToBaseUrl } from './types';
 
@@ -450,7 +451,11 @@ export class HederaMirrornodeServiceDefaultImpl implements HederaMirrornodeServi
         );
       }
 
-      return (await response.json()) as TransactionDetailsResponse;
+      return parseWithSchema(
+        TransactionDetailsResponseSchema,
+        await response.json(),
+        `Mirror Node GET /transactions/${transactionId}`,
+      );
     } catch (error) {
       if (error instanceof CliError) throw error;
       throw new NetworkError(
diff --git a/src/core/services/mirrornode/schemas.ts b/src/core/services/mirrornode/schemas.ts
index c07c8f834..926f4f036 100644
--- a/src/core/services/mirrornode/schemas.ts
+++ b/src/core/services/mirrornode/schemas.ts
@@ -19,6 +19,12 @@ import {
   type TopicMessage,
   type TopicMessageChunkInfo,
   type TopicMessagesAPIResponse,
+  type TransactionAssessedCustomFeeItem,
+  type TransactionDetailItem,
+  type TransactionDetailsResponse,
+  type TransactionNftTransferItem,
+  type TransactionTokenTransferItem,
+  type TransactionTransferItem,
 } from './types';
 
 const mirrorKeyObject = z.object({
@@ -202,3 +208,60 @@ export const TopicInfoSchema: z.ZodType<TopicInfo> = z.object({
   created_timestamp: z.string(),
   deleted: z.boolean(),
 });
+
+const transactionTransferItemSchema: z.ZodType<TransactionTransferItem> =
+  z.object({
+    account: z.string(),
+    amount: z.number(),
+    is_approval: z.boolean().optional(),
+  });
+
+const transactionTokenTransferItemSchema: z.ZodType<TransactionTokenTransferItem> =
+  z.object({
+    token_id: z.string(),
+    account: z.string(),
+    amount: z.number(),
+    is_approval: z.boolean().optional(),
+  });
+
+const transactionNftTransferItemSchema: z.ZodType<TransactionNftTransferItem> =
+  z.object({
+    is_approval: z.boolean(),
+    receiver_account_id: z.string(),
+    sender_account_id: z.string(),
+    serial_number: z.number(),
+    token_id: z.string(),
+  });
+
+const transactionAssessedCustomFeeItemSchema: z.ZodType<TransactionAssessedCustomFeeItem> =
+  z.object({
+    amount: z.number(),
+    collector_account_id: z.string(),
+    token_id: z.string().nullable().optional(),
+    effective_payer_account_ids: z.array(z.string()).optional(),
+  });
+
+export const TransactionDetailItemSchema: z.ZodType<TransactionDetailItem> =
+  z.object({
+    transaction_id: z.string(),
+    consensus_timestamp: z.string(),
+    valid_start_timestamp: z.string(),
+    charged_tx_fee: z.number(),
+    memo_base64: z.union([z.string(), z.null()]).optional(),
+    result: z.string(),
+    transaction_hash: z.string(),
+    name: z.string(),
+    node: z.string(),
+    scheduled: z.boolean(),
+    transfers: z.array(transactionTransferItemSchema),
+    token_transfers: z.array(transactionTokenTransferItemSchema).optional(),
+    nft_transfers: z.array(transactionNftTransferItemSchema).optional(),
+    assessed_custom_fees: z
+      .array(transactionAssessedCustomFeeItemSchema)
+      .optional(),
+  });
+
+export const TransactionDetailsResponseSchema: z.ZodType<TransactionDetailsResponse> =
+  z.object({
+    transactions: z.array(TransactionDetailItemSchema),
+  });
diff --git a/src/core/services/mirrornode/types.ts b/src/core/services/mirrornode/types.ts
index e72a18f4c..18484b063 100644
--- a/src/core/services/mirrornode/types.ts
+++ b/src/core/services/mirrornode/types.ts
@@ -157,40 +157,53 @@ export interface TopicMessagesResponse {
 }
 
 // Transaction Details
+export interface TransactionTransferItem {
+  account: string;
+  amount: number;
+  is_approval?: boolean;
+}
+
+export interface TransactionTokenTransferItem {
+  token_id: string;
+  account: string;
+  amount: number;
+  is_approval?: boolean;
+}
+
+export interface TransactionNftTransferItem {
+  is_approval: boolean;
+  receiver_account_id: string;
+  sender_account_id: string;
+  serial_number: number;
+  token_id: string;
+}
+
+export interface TransactionAssessedCustomFeeItem {
+  amount: number;
+  collector_account_id: string;
+  token_id?: string | null;
+  effective_payer_account_ids?: string[];
+}
+
+export interface TransactionDetailItem {
+  transaction_id: string;
+  consensus_timestamp: string;
+  valid_start_timestamp: string;
+  charged_tx_fee: number;
+  memo_base64?: string | null;
+  result: string;
+  transaction_hash: string;
+  name: string;
+  node: string;
+  scheduled: boolean;
+  transfers: TransactionTransferItem[];
+  token_transfers?: TransactionTokenTransferItem[];
+  nft_transfers?: TransactionNftTransferItem[];
+  assessed_custom_fees?: TransactionAssessedCustomFeeItem[];
+}
+
 export interface TransactionDetailsResponse {
-  transactions: Array<{
-    transaction_id: string;
-    consensus_timestamp: string;
-    valid_start_timestamp: string;
-    charged_tx_fee: number;
-    memo_base64?: string;
-    result: string;
-    transaction_hash: string;
-    name: string;
-    node: string;
-    transaction_fee: number;
-    scheduled: boolean;
-    transfers: Array<{
-      account: string;
-      amount: number;
-    }>;
-    token_transfers?: Array<{
-      account: string;
-      amount: number;
-      token_id: string;
-    }>;
-    nft_transfers?: Array<{
-      account: string;
-      amount: number;
-      token_id: string;
-      serial_number: number;
-    }>;
-    assessed_custom_fees?: Array<{
-      amount: number;
-      collector_account_id: string;
-      token_id?: string;
-    }>;
-  }>;
+  transactions: TransactionDetailItem[];
 }
 
 // Contract Info