Body of woman found at foot of Simei block

Block 150, Simei Street 1 in Singapore. (Screengrab from Google Street View)

[UPDATED on Friday, 24 October at 6pm: Adding more details from police]

The body of a 57-year-old woman was found at the foot of an HDB apartment block in Simei on Friday morning.
 
According to the Singapore Civil Defence Force, which deployed an ambulance to Block 150, Simei Street 1, paramedics declared the Chinese lady dead upon their arrival.
 
They responded to a call at 10:08am, while police were called four minutes earlier. Police are also investigating the woman's unnatural death.