diff --git a/src/ext/group-api.ts b/src/ext/group-api.ts
index a360c70..92c0b3d 100644
--- a/src/ext/group-api.ts
+++ b/src/ext/group-api.ts
@@ -10,7 +10,11 @@ export class GroupApi {
     }
 
     async createGroup(groupToCreate: GroupToCreate, xRequestID?: string, options?: AxiosRequestConfig): Promise<Group> {
-        const response = await this.superClass.createGroup(groupToCreate, xRequestID, options);
+        const groupToCreateWithGuard = {
+            ...groupToCreate,
+            metadata: !groupToCreate?.metadata ? {} : groupToCreate.metadata
+        }
+        const response = await this.superClass.createGroup(groupToCreateWithGuard, xRequestID, options);
         return response.data;
     }
 
diff --git a/src/ext/person-api.ts b/src/ext/person-api.ts
index 2cde9fa..0cf25d2 100644
--- a/src/ext/person-api.ts
+++ b/src/ext/person-api.ts
@@ -11,7 +11,11 @@ export class PersonApi {
     }
 
     async createPerson(personFields: PersonFields, xRequestID?: string, options?: AxiosRequestConfig): Promise<Person> {
-        const response = await this.superClass.createPerson(personFields, xRequestID, options);
+        const personFieldsWithGuard = {
+            ...personFields,
+            metadata: !personFields?.metadata ? {} : personFields.metadata
+        }
+        const response = await this.superClass.createPerson(personFieldsWithGuard, xRequestID, options);
         return response.data;
     }
     async addImageToPerson(