[Attribute Name] currentTime [Valid Values] Any positive integer. The initial value is 0 and the values increments linearly in real time whenever the stream is playing. [Additional considerations] The value is the current stream position, in seconds. The UA MUST ignore attempts to set this attribute. [Attribute Type] 
double
D O M S t r i n g
T i m e R a n g e s
d o u b l e
b o o l e a n
D a t e