curl --request GET \
  --url https://futures.kraken.com/api/charts/v1/analytics/{symbol}/{analytics_type}

{
  "result": {
    "timestamp": [
      123
    ],
    "more": true,
    "data": [
      123
    ]
  },
  "errors": [
    {
      "severity": "<string>",
      "error_class": "<string>",
      "type": "<string>",
      "msg": "<string>",
      "value": "<string>",
      "field": "<string>"
    }
  ]
}