{
   "epochs": [ {
      "calculation_time": "13370407074228246",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13376714193848184",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "029CB7D3222E619622820593A7C674C20F4E29D2A6C399CEA52868F3D5491CF8",
   "next_scheduled_calculation_time": "13377318993848290"
}
