Whoever solicits or receives anything of value, in consideration of the promise of support or use of influence in obtaining for any person any appointive office or place under the United States, shall be fined under this title or imprisoned not more than one year, or both. 18 USC Sec. 211 Bribery, Graft and Conflicts of Interest: Acceptance or solicitation to obtain appointive public office
Doesn’t say anything about it being a paid position.
Exactly — and the idea that any position in the WH has no value unless it is a paid position is foolish. It has value, regardless a salary may not be attached.