US envoy for Iran, Abram Paley, met on Friday with the family of Sharmahd, who was convicted of heading a pro-monarchist group accused of a deadly bombing in 2008.
Djamani was the second person to be executed in Singapore this week over a drug offense, as 57-year-old Mohd Aziz bin Hussain had been executed a few days prior.
The Islamic Republic of Iran has executed 4,000-6,000 gays and lesbians since 1979.
The death of 22-year-old Mahsa Amini in September 2022 unleashed a wave of mass protests across Iran and since then several people have been hanged for participating in the unrest.
Robert Bowers was found guilty of murdering 11 people at the Tree of Life synagogue and is facing the death penalty. Here are three reasons why he shouldn't be executed
Two of the defendants will be executed by hanging, while the third will face a firing squad.
The tweet had condemned Iran's recent executions of protestors, whom Iranian media described as "terrorists."
At least seven Iranians who took part in the protests last year have been executed by Iranian authorities.
Yousef Mehrdad and Sadrollah Fazeli Zare were executed for crimes of blasphemy, insulting Islam and other sanctities.
At least 582 people were executed, including four for allegedly spying for Israel, in 2022