According to reports a security guard of Mr. Syed Abdul Rahman was killed following the blast and two others were injured.
Local security officials yet to comment regarding the reports. No group including the Taliban militants has so far claimed responsibility behind the incident.
This is the second assassination attempt of high profile officials in eastern Nangarhar province of Afghanistan during the past one week.
A female Afghan lawmaker survived militants attack in eastern Nangarhar province last Monday. A number of unknown gunmen opened fire on the vehicle fo Frishta Anwair on Kabul-
Jalalabad highway injuring one of his security guard.
Nangarhar province is among the relatively peaceful region in eastern Afghanistan however militants have recently increased their activities in a number of its distircts.