{
   "epochs": [ {
      "calculation_time": "13366687815488619",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367351725731223",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "83978EDBA353A0AD1839618D6C3691308F601B4F5C2793D132F3252C6CC0F1EF",
   "next_scheduled_calculation_time": "13367956525731434"
}
