post https://api.nixtla.io/historic_forecast_multi_series
Based on the provided data, this endpoint predicts the in-sample period (historical period) values of multiple time series at once. It takes a JSON as an input containing information like the series frequency and historical data. (See below for a full description of the parameters.) The response contains the predicted values for the historical period. Usually useful for anomaly detection. Get your token for private beta at https://dashboard.nixtla.io.