candidate job application to have referral details

Summary:

Content (please ensure you mask any confidential information):

Hello,

In candidate job application – we need referral details eg : manager name , email , phone etc how can we get that ?

so that when candidate fills the job application which block to consider ? this is a custom request to have these details

Version (include the version you are using, if applicable):

24c

Code Snippet (add any code snippets that support your topic, if applicable):