Yulee, Fla. -- According to the Nassau County Sheriff's Office a 64-year-old man was found dead early Sunday morning.

Sheriff Bill Leeper said the Nassau County Fire Department and the NCSO received a call around 1:19 a.m. regarding a loud explosion at a mobile home at 85185 Tinya Road in Yulee.

Investigators from the State Fire Marshal's office are investigating the cause of the fire.

The cause of death and the identity of the man found inside the mobile home is still unknown.

First Coast News isinvestigating the incident and will provide updates when more details become available.