{
   "epochs": [ {
      "calculation_time": "13366710437804144",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367375080486079",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "414D618C7A9160224D33E54CA035D14BE71A48EDFEE044E602607398FA218325",
   "next_scheduled_calculation_time": "13367979880489401"
}
