diff --git a/src/sign-typed-data-gggg.test.ts b/src/sign-typed-data-gggg.test.ts
index 8ab076ee..ea6da1f3 100644
--- a/src/sign-typed-data-gggg.test.ts
+++ b/src/sign-typed-data-gggg.test.ts
@@ -240,11 +240,11 @@ function validateTypedMessageSchema(
 const encodeDataExamples = {
   // dynamic types supported by EIP-712:
   bytes: [
-    10,
-    '10',
-    '0x10', // even
+    // 10,
+    // '10',
+    // '0x10', // even
     '0x101', // odd
-    Buffer.from('10', 'utf8'),
+    // Buffer.from('10', 'utf8'),
     '0xa22cb465000000000000000000000000a9079d872d10185b54c5db2c36cc978cbd3f72b70000000000000000000000000000000000000000000000000000000000000001',
   ],
   // string: [
diff --git a/src/sign-typed-data.ts b/src/sign-typed-data.ts
index 604ddbf9..7945e7a2 100644
--- a/src/sign-typed-data.ts
+++ b/src/sign-typed-data.ts
@@ -1,4 +1,4 @@
-import { isHexString } from 'ethjs-util';
+import { isHexString, stripHexPrefix } from 'ethjs-util';
 import {
   arrToBufArr,
   bufferToHex,
@@ -8,7 +8,7 @@ import {
 } from '@ethereumjs/util';
 import { keccak256 } from 'ethereum-cryptography/keccak';
 import { rawEncode, solidityPack } from './ethereumjs-abi-utils';
-
+import BN from 'bn.js';
 import {
   concatSig,
   isNullish,
@@ -174,9 +174,15 @@ function encodeField(
     if (typeof value === 'number') {
       value = numberToBuffer(value);
     } else if (isHexString(value)) {
+      const original = value;
+      // const bnValue = new BN(stripHexPrefix(value), 16)
+      const bigIntValue = BigInt(value)
+      if(bigIntValue > Number.MAX_SAFE_INTEGER){
+        console.log("HMMM?", original, 'bigIntValue:', bigIntValue)
+      }
       value = Buffer.from(value.slice(2), 'hex');
+      console.log("original:", original, "after:", value, 'keccakd', arrToBufArr(keccak256(numberToBuffer(parseInt(original, 16)))))
     } else {
-      console.log("value:", value)
       value = Buffer.from(value, 'utf8');
     }
     return ['bytes32', arrToBufArr(keccak256(value))];