{
   "epochs": [ {
      "calculation_time": "13366771653882262",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367444157428571",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6D1CD065FDE9692FF56003992AC52E856302EDB57901EA0E3767E8B62AA77BF2",
   "next_scheduled_calculation_time": "13368048957432874"
}
