{
   "epochs": [ {
      "calculation_time": "13366517525239146",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367180350984323",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "FD22ADD865113F299ECF6458CEE6B65874306281D9065345E705748AEC4A4FA8",
   "next_scheduled_calculation_time": "13367785150984694"
}
