1. Make new CustomTokenStrategy inherit TokenStrategy from djoser.social.token.jwt import TokenStrategy # REf. https://stackoverflow.com/questions/65934755/django-how-do-i-return-jwt-with-custom-claim-after-user-sign-up class CustomTokenStrategy(TokenStrategy): @classmethod def obtain(cls, user): from rest_framework_simplejwt.tokens import RefreshToken refresh = RefreshToken.for_user(user) refre..