curl --request POST \
  --url https://api.bigdata.com/v1/smart-search/ \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "query": {
    "text": "<string>",
    "filters": {
      "timestamp": {
        "start": "<string>",
        "end": "<string>"
      }
    }
  }
}
'

{
  "usage": {
    "api_query_units": 123
  },
  "results": [],
  "errors": [
    {
      "message": "<string>"
    }
  ],
  "metadata": {
    "request_id": "<string>",
    "timestamp": "<string>"
  }
}