{
   "epochs": [ {
      "calculation_time": "13366352246331481",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367018016138786",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "2890A52D94DC1E2323DBCD60B8B0806ACEFEA316B0DA44BB49E04F8102E9F4D1",
   "next_scheduled_calculation_time": "13367622816139112"
}
