Addin Function After Sign Up

Hi,
add (to the object you insert):
slug: event.entity.profile.slug,
nickname: event.entity.profile.nickname

Here is the full event.entity info:

{
     "loginEmail": "john@example.com",
     "privacyStatus": "PUBLIC",
     "_id": "583b58eb-708e-4eba-bb8d-af7f9914721b",
     "_createdDate": "2021-12-10T10:44:37.000Z",
     "_updatedDate": "2021-12-10T10:44:36.939Z",
     "activityStatus": "ACTIVE",
     "profile": {
       "profilePhoto": {
         "_id": "a27d24_0dd318%7Emv2.jpg",
         "url": "http://static.wixstatic.com/media/a27d24_0dd318%7Emv2.jpg",
         "height": 0,
         "width": 0
       },
       "slug": "john40355",
       "coverPhoto": {
         "_id": "",
         "url": "https://example.com/myimage.jpg",
         "height": 0,
         "width": 0
       },
       "title": "Awesome title",
       "nickname": "John Doe"
     },
     "status": "APPROVED",
     "contactId": "583b58eb-708e-4eba-bb8d-af7f9914721b",
     "contactDetails": {
       "customFields": {
         "custom.pet-name": {
           "name": "Pet Name",
           "value": "Bob"
         }
       },
       "company": "Wix",
       "phones": [],
       "lastName": "Doe",
       "firstName": "John",
       "birthdate": "2000-01-01",
       "jobTitle": "Developer",
       "emails": [
         "john@example.com"
       ],
       "addresses": [
         {
           "city": "Jewell",
           "addressLine": "10 Cedarstone Drive",
           "_id": "156e50e8-8127-4617-a052-da66bb9a96a0",
           "country": "US",
           "postalCode": "43530",
           "subdivision": "US-OH"
         }
       ]
     }