{
   "epochs": [ {
      "calculation_time": "13366649114268261",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   }, {
      "calculation_time": "13367311032440234",
      "config_version": 0,
      "model_version": "0",
      "padded_top_topics_start_index": 0,
      "taxonomy_version": 0,
      "top_topics_and_observing_domains": [  ]
   } ],
   "hex_encoded_hmac_key": "D3E3014984DEC9CFBE61BE5813996969F5A057F4753FDA9270FC2A05B61B1BB5",
   "next_scheduled_calculation_time": "13367915832440733"
}
