{
   "epochs": [ {
      "calculation_time": "13370460963488396",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376853147064664",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "6832884AA7AC376D0CB03240AC1DEFE597727D784FD58644F23F68585E980BCC",
   "next_scheduled_calculation_time": "13377457947064718"
}
