diff --git a/packages/cli/package.json b/packages/cli/package.json
index 20cd00f4..229ea8ca 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts --exit || echo 'No test folder found. Skipping tests.'",
@@ -23,7 +29,7 @@
         "@types/node": "^18.16.3",
         "dotenv": "^16.0.3",
         "prom-client": "^14.2.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "yargs": "^17.7.1",
         "zod-validation-error": "^1.3.0",
         "zod": "^3.21.4"
diff --git a/packages/executor/package.json b/packages/executor/package.json
index bbe6fe85..a71c4baf 100644
--- a/packages/executor/package.json
+++ b/packages/executor/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts --exit || echo 'No test folder found. Skipping tests.'",
@@ -23,7 +29,7 @@
         "@alto/mempool": "*",
         "@types/node": "^18.16.3",
         "async-mutex": "^0.4.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "zod-validation-error": "^1.3.0",
         "prom-client": "^14.2.0"
     }
diff --git a/packages/mempool/package.json b/packages/mempool/package.json
index cc0c1353..3143a38a 100644
--- a/packages/mempool/package.json
+++ b/packages/mempool/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts || echo 'No test folder found. Skipping tests.'",
@@ -18,7 +24,7 @@
         "@alto/types": "*",
         "@alto/utils": "*",
         "async-mutex": "^0.4.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "prom-client": "^14.2.0"
     }
 }
diff --git a/packages/rpc/package.json b/packages/rpc/package.json
index 9fff4c9e..a53026cf 100644
--- a/packages/rpc/package.json
+++ b/packages/rpc/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts --exit || echo 'No test folder found. Skipping tests.'",
@@ -24,7 +30,7 @@
         "fastify-cors": "3.0.3",
         "pino-http": "^8.3.3",
         "prom-client": "^14.2.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "zod": "^3.21.4",
         "zod-validation-error": "^1.3.0"
     }
diff --git a/packages/rpc/src/vatidation/validator.ts b/packages/rpc/src/vatidation/validator.ts
index d248e3a7..7c134b17 100644
--- a/packages/rpc/src/vatidation/validator.ts
+++ b/packages/rpc/src/vatidation/validator.ts
@@ -33,12 +33,14 @@ async function simulateTenderlyCall(publicClient: PublicClient, params: any) {
     const parsedObject = z
         .object({
             cause: z.object({
-                data: hexDataSchema
+                data: z.object({
+                    data: hexDataSchema
+                })
             })
         })
         .parse(response)
 
-    return parsedObject.cause.data
+    return parsedObject.cause.data.data
 }
 
 async function getSimulationResult(
diff --git a/packages/types/package.json b/packages/types/package.json
index 6415a384..5956ac03 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts --exit || echo 'No test folder found. Skipping tests.'",
@@ -16,7 +22,7 @@
     },
     "dependencies": {
         "abitype": "^0.8.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "zod": "^3.21.4"
     }
 }
diff --git a/packages/utils/package.json b/packages/utils/package.json
index b27b535c..a2446a90 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -7,7 +7,13 @@
     "license": "GPL-3.0-or-later",
     "main": "lib/index.js",
     "types": "lib/index.d.ts",
-    "files": ["lib/**/*.d.ts", "lib/**/*.js", "lib/**/*.js.map", "*.d.ts", "*.js"],
+    "files": [
+        "lib/**/*.d.ts",
+        "lib/**/*.js",
+        "lib/**/*.js.map",
+        "*.d.ts",
+        "*.js"
+    ],
     "scripts": {
         "build": "tsc -p ./tsconfig.build.json",
         "test": "test -d test && mocha test/**/*.test.ts --exit || echo 'No test folder found. Skipping tests.'",
@@ -24,7 +30,7 @@
         "pino-loki": "^2.1.3",
         "pino-pretty": "^10.0.0",
         "prom-client": "^14.2.0",
-        "viem": "^1.19.1",
+        "viem": "^1.10.8",
         "zod-validation-error": "^1.3.0"
     }
-}
+}
\ No newline at end of file