sharix-open-backend/serializer/personinfo.py

from rest_framework import serializers
from SharixAdmin.models import SharixUser

class PersonInfoSerializer(serializers.ModelSerializer):
    full_name = serializers.ReadOnlyField()

    class Meta:
        model = SharixUser
        fields = ['full_name']

    def validate(self, attrs):
        return super().validate(attrs)