{
   "epochs": [ {
      "calculation_time": "13366402494964254",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367067529246404",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B248F62A2A014ED24C0A6FD75CC76883A4CB13E10BEA14E811351122186471A9",
   "next_scheduled_calculation_time": "13367672329246635"
}
