This Tranny symbolizes "circumcision", in particular the mutilation and partial removal of the penis.
As of which can be seen in the Tranny's crown of bloody tipped phallus' and the picture book which is supposed to be a worm's face and girl's hair, which just happens to look suspiciously like the foreskin cap and one of Jewish Mohels that is used in the Bris.
Plus they aren't really Federal anymore. Remember when the Postal Service "privatized"
"In 1971 the Post Office Department was reorganized and became the United States Post Office. It was an independent establishment of the executive branch of the Government of the United States. The mission of the Postal Service remained the same, as stated in Title 39 of the U.S. Code:"
They aren't fully private and they aren't fully Government
https://federaljobs.net/blog/working-for-the-united-states-postal-service-usps-part-1/