diff --git a/package.json b/package.json
index 45b813b..584db27 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.16.0-rc.25",
+  "version": "0.16.0-rc.26",
   "description": "Orion Protocol SDK",
   "main": "./lib/esm/index.js",
   "module": "./lib/esm/index.js",
diff --git a/src/crypt/signCFDOrder.ts b/src/crypt/signCFDOrder.ts
index de06205..6e6118e 100644
--- a/src/crypt/signCFDOrder.ts
+++ b/src/crypt/signCFDOrder.ts
@@ -55,18 +55,6 @@ export const signCFDOrder = async (
     isPersonalSign: usePersonalSign,
   };
 
-  const serialize = (o: any) =>  Object.keys(o).map(key => `${key}=${o[key]}`).join(';\n ');
-  const debug = (name: string, o: any, title?: string) => {
-    if(title) {
-      console.log(`[SDK] ${title}:`)
-    }
-    console.log(`[SDK] ${name}:\n ${serialize(o)}`)
-    console.log('[SDK] =====================================\n\n')
-  }
-
-  debug('CFDOrder', order, 'Signing CFDOrder');
-  debug('DomainData', getDomainData(chainId));
-
   // eslint-disable-next-line @typescript-eslint/consistent-type-assertions
   const typedDataSigner = signer as SignerWithTypedDataSign;
   const signature = usePersonalSign
@@ -89,8 +77,6 @@ export const signCFDOrder = async (
     signature: fixedSignature,
   };
 
-  debug('SignedOrder', signedOrder);
-
   return signedOrder;
 };
 
diff --git a/src/services/ReferralSystem/index.ts b/src/services/ReferralSystem/index.ts
index 81c698a..7473634 100644
--- a/src/services/ReferralSystem/index.ts
+++ b/src/services/ReferralSystem/index.ts
@@ -1,4 +1,5 @@
 import fetchWithValidation from '../../fetchWithValidation';
+import { errorSchema } from './schemas';
 import distinctAnalyticsSchema from './schemas/distinctAnalyticsSchema';
 import linkSchema from './schemas/linkSchema';
 
@@ -90,6 +91,7 @@ class ReferralSystem {
       method: 'POST',
       body: JSON.stringify({ payload, signature }),
     },
+    errorSchema,
   );
 }
 
diff --git a/src/services/ReferralSystem/schemas/errorSchema.ts b/src/services/ReferralSystem/schemas/errorSchema.ts
new file mode 100644
index 0000000..a128b0d
--- /dev/null
+++ b/src/services/ReferralSystem/schemas/errorSchema.ts
@@ -0,0 +1,8 @@
+import { z } from 'zod';
+
+const errorSchema = z.object({
+  status: z.string(),
+  message: z.string(),
+});
+
+export default errorSchema;
diff --git a/src/services/ReferralSystem/schemas/index.ts b/src/services/ReferralSystem/schemas/index.ts
index 93c9a19..8ea348a 100644
--- a/src/services/ReferralSystem/schemas/index.ts
+++ b/src/services/ReferralSystem/schemas/index.ts
@@ -1,2 +1,3 @@
 export { default as linkSchema } from './linkSchema';
 export { default as distinctAnalyticsSchema } from './distinctAnalyticsSchema';
+export { default as errorSchema } from './errorSchema';