{
   "epochs": [ {
      "calculation_time": "13366426228617956",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367090219144387",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "63542B3445B8AC4D188F8784D49868ABFF61767119783A6280693BD1F1E7D994",
   "next_scheduled_calculation_time": "13367695019144525"
}
