All dates in the API are in unix epoch time, which is the number of seconds since midnight UTC January 1st, 1970. The API does not accept or return fractional times, everything should be rounded to the nearest whole second.
todate parameters are accepted by many methods, and are always dates.
parameters may accept dates, depending on the
All dates returned by the API are in properties ending
_date. The documentation console indicates these with , hovering
over them will show a human readable version.