{
"num_intervals_measured": 0,
"total_calls_historical": 0,
"total_calls_predicted": 0,
"percent_calls_over_under": 0,
"rms_error_calls": 0,
"rms_error_ATAB": 0,
"rms_error_ASA": 0,
"rms_error_ACW": 0,
"rms_error_AHT": 0,
"are_stats_invalid": true,
"invalid_reason": "string",
"rms_error_ATT": 0
}