Volumes
for now we only store volumes that were charged by non-free prices. Can be extended.
total_time_charged_hrnumber<double>
total_reservation_time_charged_hrnumber<double>
total_energy_charged_kwhnumber<double>
total_parking_time_charged_hrnumber<double>
Volumes
{
"total_time_charged_hr": 0,
"total_reservation_time_charged_hr": 0,
"total_energy_charged_kwh": 0,
"total_parking_time_charged_hr": 0
}