It doesn't even last 24 hours, but several enterprising people copy it down and sell the text for a few coppers to local newssheets, which print it verbatim so that everybody can see the dangerous nonsense that Sevarists believe.
So now all of the actual Sevarists in Isfahel know the compact terms, if that was the goal; and shortly after, many of her followers in all Kelesh.
(They're definitely on board with conquering and ruling at least the Kelesh part of Golarion, if, like... someone would give them the raw military power for that?)