Don't rely try on API for things like this. This API doesn't provide an option like this anyway. Use timestamps like below
# Market opens at ---------------------------> 09:15 # MIS auto square off at --------------------> 15:20 # Market closes at --------------------------> 15:30
# Market opens at ---------------------------> 09:15
# MIS auto square off at --------------------> 15:20
# Market closes at --------------------------> 15:30