Figueroa's mother explained on Instagram that her son was found unconscious.
In the post, she said police and emergency personnel found him lifeless after a 911 call.
The medical report indicates that he died of acute heart attack and ventricular fibrillation.
The actress said the family will hold a private funeral and asked for privacy.
Figueroa was a singer-songwriter and actor on the Univision primetime telenovela "Mi Camino Es Amarte."
His father, Joan Sebastian was a popular singer who won five Grammy Awards and seven Latin Grammys. He died in 2015 at age 64 of bone cancer.
His mother Maribel Guardia, 63, remains a popular singer and actress on telenovelas.