{
   "epochs": [ {
      "calculation_time": "13366643143369783",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367304054305460",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "40970D3D7B930B2F491C1070962D74EB1C00EFE2886EE8EF3D0D75C61091F7D3",
   "next_scheduled_calculation_time": "13367908854306485"
}
