{
   "epochs": [ {
      "calculation_time": "13370365504339372",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13375472265051497",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "DB2C0049973B0B6D387E0635D54BB0CFB79A4DCF8B92AEE1F5970150C619101E",
   "next_scheduled_calculation_time": "13376077065051805"
}
