{
   "epochs": [ {
      "calculation_time": "13366336232722525",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367002591537763",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "0307107207E38D3E56AC4505892658983F0F9CC05E4DE83CBB788527E0C0D29A",
   "next_scheduled_calculation_time": "13367607391538031"
}
