{
   "epochs": [ {
      "calculation_time": "13366788032318391",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367461662927433",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "F8E573130D2BC0F2A0FA12A8969DC17640CF070B696E79A1A260B8A0C7D16629",
   "next_scheduled_calculation_time": "13368066462927763"
}
