No big surprise, here.
americanwirenews.com

Obama threatened Biden with 25th Amendment push, saying he had 'Kamala's approval': report · American Wire News
New report suggested fmr Pres. Barack Obama had "Kamala's approval" in pressuring Pres. Biden to end campaign or face 25th Amendment.

A new report addressed threats of the 25th Amendment and which former president may have been involved in wanting “to have control over who would be elected” — with “Kamala’s approval.”
For nearly six days during which he had suspended his re-election campaign, President Joe Biden was not seen from by the American people. While the White House physician provided updates on treatment for COVID, a new report from investigative journalist Seymour Hersh gave credence to claims of a campaign coup as he detailed how former President Barack Obama was “deeply involved” in changing the ticket.
...
He further detailed that a senior Washington official had said a call from Obama to Biden during breakfast the day before he dropped out included the statement, “Here’s the deal. We have Kamala’s approval to invoke the 25th Amendment.”