diff --git a/modules/bitgo/test/v2/unit/keychains.ts b/modules/bitgo/test/v2/unit/keychains.ts
index 70525519bf..521f78ae42 100644
--- a/modules/bitgo/test/v2/unit/keychains.ts
+++ b/modules/bitgo/test/v2/unit/keychains.ts
@@ -402,28 +402,30 @@ describe('V2 Keychains', function () {
         },
       };
       const expectedBitGoOutput = {
-        ...ovcOutputJson,
-        state: 2,
-        platform: {
-          commonKeychain: bitGoKeyResult.commonKeychain,
-          walletHSMGPGPublicKeySigs: bitGoKeyResult.walletHSMGPGPublicKeySigs,
-          ovc: {
-            1: {
-              bitgoToOvcShare: {
-                i: 1,
-                j: 3,
-                publicShare: bitGoKeyResult.keyShares[0].publicShare,
-                privateShare: bitGoKeyResult.keyShares[0].privateShare,
-                vssProof: bitGoKeyResult.keyShares[0].vssProof,
+        wallet: {
+          ...ovcOutputJson,
+          state: 2,
+          platform: {
+            commonKeychain: bitGoKeyResult.commonKeychain,
+            walletGpgPubKeySigs: bitGoKeyResult.walletHSMGPGPublicKeySigs,
+            ovc: {
+              1: {
+                bitgoToOvcShare: {
+                  i: 1,
+                  j: 3,
+                  publicShare: bitGoKeyResult.keyShares[0].publicShare,
+                  privateShare: bitGoKeyResult.keyShares[0].privateShare,
+                  vssProof: bitGoKeyResult.keyShares[0].vssProof,
+                },
               },
-            },
-            2: {
-              bitgoToOvcShare: {
-                i: 2,
-                j: 3,
-                publicShare: bitGoKeyResult.keyShares[1].publicShare,
-                privateShare: bitGoKeyResult.keyShares[1].privateShare,
-                vssProof: bitGoKeyResult.keyShares[1].vssProof,
+              2: {
+                bitgoToOvcShare: {
+                  i: 2,
+                  j: 3,
+                  publicShare: bitGoKeyResult.keyShares[1].publicShare,
+                  privateShare: bitGoKeyResult.keyShares[1].privateShare,
+                  vssProof: bitGoKeyResult.keyShares[1].vssProof,
+                },
               },
             },
           },
diff --git a/modules/sdk-core/src/bitgo/keychain/keychains.ts b/modules/sdk-core/src/bitgo/keychain/keychains.ts
index 14c9915809..dfcdd6b627 100644
--- a/modules/sdk-core/src/bitgo/keychain/keychains.ts
+++ b/modules/sdk-core/src/bitgo/keychain/keychains.ts
@@ -21,7 +21,7 @@ import {
   UpdateSingleKeychainPasswordOptions,
 } from './iKeychains';
 import { decodeOrElse } from '../utils/decode';
-import { BitGoKeyFromOvcShares, OvcToBitGoJSON } from './ovcJsonCodec';
+import { BitGoKeyFromOvcShares, BitGoToOvcJSON, OvcToBitGoJSON } from './ovcJsonCodec';
 
 export class Keychains implements IKeychains {
   private readonly bitgo: BitGoBase;
@@ -373,30 +373,32 @@ export class Keychains implements IKeychains {
     assert(bitgoToBackupShare.vssProof);
 
     // Create JSON data with platform shares for OVC-1 and OVC-2
-    const bitgoToOvcOutput = {
-      ...decodedOvcOutput,
-      platform: {
-        commonKeychain: key.commonKeychain,
-        walletHSMGPGPublicKeySigs: key.walletHSMGPGPublicKeySigs,
-        ovc: {
-          // BitGo to User (OVC-1)
-          1: {
-            bitgoToOvcShare: {
-              i: 1,
-              j: 3,
-              publicShare: bitgoToUserShare.publicShare,
-              privateShare: bitgoToUserShare.privateShare,
-              vssProof: bitgoToUserShare.vssProof,
+    const bitgoToOvcOutput: BitGoToOvcJSON = {
+      wallet: {
+        ...decodedOvcOutput,
+        platform: {
+          commonKeychain: key.commonKeychain,
+          walletGpgPubKeySigs: key.walletHSMGPGPublicKeySigs,
+          ovc: {
+            // BitGo to User (OVC-1)
+            1: {
+              bitgoToOvcShare: {
+                i: 1,
+                j: 3,
+                publicShare: bitgoToUserShare.publicShare,
+                privateShare: bitgoToUserShare.privateShare,
+                vssProof: bitgoToUserShare.vssProof,
+              },
             },
-          },
-          // BitGo to Backup (OVC-2)
-          2: {
-            bitgoToOvcShare: {
-              i: 2,
-              j: 3,
-              publicShare: bitgoToBackupShare.publicShare,
-              privateShare: bitgoToBackupShare.privateShare,
-              vssProof: bitgoToBackupShare.vssProof,
+            // BitGo to Backup (OVC-2)
+            2: {
+              bitgoToOvcShare: {
+                i: 2,
+                j: 3,
+                publicShare: bitgoToBackupShare.publicShare,
+                privateShare: bitgoToBackupShare.privateShare,
+                vssProof: bitgoToBackupShare.vssProof,
+              },
             },
           },
         },
@@ -404,9 +406,9 @@ export class Keychains implements IKeychains {
     };
 
     // Mark it ready for next operation, should be 2
-    bitgoToOvcOutput.state += 1;
+    bitgoToOvcOutput.wallet.state += 1;
 
-    const output = {
+    const output: BitGoKeyFromOvcShares = {
       bitGoKeyId: key.id,
       bitGoOutputJsonForOvc: bitgoToOvcOutput,
     };
diff --git a/modules/sdk-core/src/bitgo/keychain/ovcJsonCodec.ts b/modules/sdk-core/src/bitgo/keychain/ovcJsonCodec.ts
index 45a5ef2bd6..417dc40755 100644
--- a/modules/sdk-core/src/bitgo/keychain/ovcJsonCodec.ts
+++ b/modules/sdk-core/src/bitgo/keychain/ovcJsonCodec.ts
@@ -45,29 +45,33 @@ export const OvcToBitGoJSON = t.strict(
 
 export type OvcToBitGoJSON = t.TypeOf<typeof OvcToBitGoJSON>;
 
-export const BitGoToOvcJSON = t.intersection(
-  [
-    OvcToBitGoJSON,
-    t.type({
-      platform: t.type({
-        commonKeychain: t.string,
-        walletHSMGPGPublicKeySigs: t.string,
-        ovc: t.type({
-          // BitGo to User (OVC-1)
-          1: t.type({
-            bitgoToOvcShare: OvcShare,
-          }),
-          // BitGo to Backup (OVC-2)
-          2: t.type({
-            bitgoToOvcShare: OvcShare,
+export const BitGoToOvcJSON = t.strict(
+  {
+    wallet: t.intersection([
+      OvcToBitGoJSON,
+      t.type({
+        platform: t.type({
+          commonKeychain: t.string,
+          walletGpgPubKeySigs: t.string,
+          ovc: t.type({
+            // BitGo to User (OVC-1)
+            1: t.type({
+              bitgoToOvcShare: OvcShare,
+            }),
+            // BitGo to Backup (OVC-2)
+            2: t.type({
+              bitgoToOvcShare: OvcShare,
+            }),
           }),
         }),
       }),
-    }),
-  ],
+    ]),
+  },
   'BitgoToOvcJson'
 );
 
+export type BitGoToOvcJSON = t.TypeOf<typeof BitGoToOvcJSON>;
+
 export const BitGoKeyFromOvcShares = t.strict(
   {
     bitGoOutputJsonForOvc: BitGoToOvcJSON,