[Brian Griffin]

Let me make it perfectly clear:

Trump’s payments to Cohen, all made in 2017, were not “hush money” or campaign expenses for a 2016 election.

[Dr. Franklin]

Let me make it perfectly clear:
Trump’s payments to Cohen, all made in 2017, were not “hush money” or campaign expenses for a 2016 election.

Did Cohen execute the NDA during the campaign? If so, it doesn't matter much when he was repaid by Trump, and it still isn't an official act of Trump as POTUS. It's a very private matter, and thus no presidential immunity.