{
   "epochs": [ {
      "calculation_time": "13366440756280956",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367104533796857",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E7D5FE491FA6FCDB59048FDC1625CAA5551CB140041496DEE0EB4F3DBA79D3E4",
   "next_scheduled_calculation_time": "13367709333796995"
}
