How can i change the username, password and email error message of the serialized field(make a custom error message instead of the built-in messages)

[Mohit Sharma]

Need help in overriding the error response message that the django throw
when you type in duplicated data or empty field in DRF

[Jason]

http://www.django-rest-framework.org/api-guide/validators/#writing-custom-validators

You need to write a custom validator