Drupal 9 unsetValue in an ajax callback

hey there, Your request make me interest to work on it, I am here as a front end developer, I can start right a way but I need some few more details. Thanks^^ I am waiting for your answer

I am having a total of 6.5 years of experience in Drupal in that 4.5 Years of Drupal 8 experience and Acquia certified Drupal Backend specialist Developer and having more than 10 Drupal project work experience.

Hello, I have 3+ year experience in Drupal. seems you are getting wrong wrapper with ajaxcallback, let's discuss and fix it with any cost. thanks.