{
   "epochs": [ {
      "calculation_time": "13366288835333667",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366953026840529",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "5048FB7C763BEC379CCEC0EDCF8FB5FFB4CF7372A8FC1A95A2D9373AD3702CF7",
   "next_scheduled_calculation_time": "13367557826841098"
}
