{
   "epochs": [ {
      "calculation_time": "13366791435705151",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367465153132765",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "AE41C41990FABAD2B384F7F696A616B75AC804C391A400C9FC680AABF20FD083",
   "next_scheduled_calculation_time": "13368069953132855"
}
