Giuliani has been chasing this thing for quite some time. Kind of in the same way that you'd chase down an investment into a Nigerian prince who promised you some sort of fortune.
Coulda started something like:
Things going slow. Ukranian powermen demand more, $5 mil (USD) to starting Biden talks, need tonight!! Corruption so bad here!! Tryed to warn U.
And earlier today when Trump alleged that Ukraine now has Hillary Clinton's lost emails? You can't write fiction this sweet.