You can create custom claims for OIDC applications. Claims appear on the OIDC Custom Claims page. If required, custom claims can be deleted from this page.
Create a custom claim
1.      Click 
 
 > Security > Applications. The Applications 
 List page appears.
2. Under OpenID Connect and OAuth Cloud Integrations, click OIDC Custom Claims. The OIDC Custom Claims page appears.
3.      Click 
 
. The Add 
 Custom Claim dialog box appears.
4. Enter a Name for the custom claim. It must be unique.
5. Click Add.
The claim is added to the OIDC Custom Claims list and appears in the Add Claim list of the Supported Claims section of the Add OIDC application page.
6.      If 
 required, click 
 next to the 
 custom claim name to delete it.