Issues with 400 error for updating persons and organizations

Hello, i facing strange issues when try to simple update on person object:
Getting (for check existance) - 200 OK:

Trying to update with just name:

Same problem i face on organizations:


Could you please help investigate what a problem here?
Thank you

Hey @Alexander_Tereshchenko
Welcome to the community :wave: and thanks for being patient! Can you clarify/confirm a couple of things?

  • What is the mode of authentication used? API token / OAuth?
  • In the case of OAuth, did you add the required scopes for performing the operations?