{
   "epochs": [ {
      "calculation_time": "13371236222641161",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13379876973385650",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "635117A1BDBFED765AAE75A5A68460C2C89F35A7000CB5A1872A9B334B3A2936",
   "next_scheduled_calculation_time": "13380481773385707"
}
