{
   "epochs": [ {
      "calculation_time": "13366611625784036",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367271317625747",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "B5A07DDFEB3F763C2BE2E2D2DB04204F2DBB96EFE2A9A2C4A7C663AC69CDABAF",
   "next_scheduled_calculation_time": "13367876117626692"
}
