Remove output of DATEPUBLISHED

Hello. I would be grateful if you can tell me a code to remove DATEPUBLISHED from the schema output. I use genesis theme and i show the DATE MODIFIED on the front end of my site and i want the datemodified to be indexed by google. Even in yoast, i have hidden the datepublished data.

So can u please help me with the code to remove datepublished?

Thanks in advance. The plugin is very good.

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