The list, which is subject to change, as obtained by The New York Times:

Night 1: A Benghazi focus, followed by border patrol agents and Mr. Shaw, whose son was killed by an undocumented immigrant. Senator Cotton, Mr. Giuliani, Melania Trump, Ms. Ernst and others.

Night 2: A focus on the economy: Mr. White, president of the U.F.C.; Asa Hutchinson, the governor of Arkansas; Michael Mukasey, the former United States attorney general; Lt. Gen. Michael Flynn, a vice-presidential possibility; Senator Mitch McConnell of Kentucky, the majority leader; Tiffany Trump; Donald Trump Jr. and Gov. Scott Walker of Wisconsin.

Night 3: Ms. Bondi; Ms. Collins; Newt Gingrich, a former House speaker; Senator Ted Cruz of Texas; Eric Trump; Ms. Gulbis; and the nominee for vice president.

Night 4: Mr. Tebow; Representative Marsha Blackburn of Tennessee; Gov. Mary Fallin of Oklahoma; Reince Priebus, the Republican National Committee chairman; Gov. Rick Scott of Florida; Mr. Thiel; Mr. Barrack; Ivanka Trump; Donald J. Trump.

Even as they finalized the list this week, Mr. Trump’s campaign aides and party officials were also working behind the scenes to stave off any challenges to Mr. Trump’s nomination on the convention floor next week.