The Tomb of Musapak Shaheed in the town of Uch was built when Uch was an important Sufi center, during the time of the Delhi Sultanate. It is a domed mausoleum based on an octagonal plan. Unfortunately, unlike most of the other monuments in Uch, the Tomb of Musapak lacks any clear inscriptions.
Source: Khan, Ahmad Nabi. 1980. Uchchh: History and Architecture. Islamabad: National Institute of Historical and Cultural Research. pp. 54, 71.