{
   "epochs": [ {
      "calculation_time": "13366631502657126",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367291680206094",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "8C178EC08A69A866A69CC5A3236E4DB912CC337EE1555F16C0A68AFB0644DE84",
   "next_scheduled_calculation_time": "13367896480206528"
}
