{
   "epochs": [ {
      "calculation_time": "13366447104289791",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367110938364128",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "612E60F015DB1D3C4A5DB568B3D4B82FE8FBD4D5CF83CF9DF3F922B2F1827D0B",
   "next_scheduled_calculation_time": "13367715738364253"
}
