Clicking on a submit action button throws "failed to execute json on response 'unexpected end of json input "

[karthikr89]

I am performing some web validations and when clicking on a button (a kind of Submit button), it triggers a POST request with a payload and an empty response with 200 code that works fine when performed manually. When running the same flow via Cypress, I keep getting

This is the modal I am trying to submit

Cypress version: 13.6.6
Browser: Chrome