{
   "epochs": [ {
      "calculation_time": "13366268164341895",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13366932345264089",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "E47F7F89835DB7A30BC0D190B4B8BF2CD3466A6F022A9E1877DF0CAB07BCC498",
   "next_scheduled_calculation_time": "13367537145264617"
}
