{
   "epochs": [ {
      "calculation_time": "13366391396145136",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367056710301583",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D60DABB7A4A05B70038F77922B65170EEA92785161E2A1CB540B44FF80644835",
   "next_scheduled_calculation_time": "13367661510302879"
}
