encrypt username instead of user_id

[Hossein Akbari]

my decoded access token is the following JSON:

exp: ??
iat: ??
jti: "??"
token_type: "access"
user_id: 3

is there a way i can encrypt username instead of user id?

[Hossein Akbari]

i found the solution on here:
https://django-rest-framework-simplejwt.readthedocs.io/en/latest/customizing_token_claims.html