How to get the correct Draft Data back on final submit button click

Hi,
I have explained what i want to achieve here https://wordpress.stackexchange.com/questions/426129/how-to-get-the-correct-draft-data-back-on-final-submit-button-click

If anyone can guide me into the right direction ?
I asked for your support via email, but that is quite expensive for me.

Thanks

Hi,
I have explained what i want to achieve here https://wordpress.stackexchange.com/questions/426129/how-to-get-the-correct-draft-data-back-on-final-submit-button-click

If anyone can guide me into the right direction ?
I asked for your support via email, but that is quite expensive for me.

Thanks