curl --request POST \
  --url 'https://api.flashcat.cloud/rum/facet/count?app_key=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "scope": "error",
  "facet_key": "error.type",
  "start_time": 1712620800000,
  "end_time": 1712707200000,
  "limit": 10
}
'

{
  "request_id": "01HK8XQE3Z7JM2NTFQ5YJ8P9R4",
  "data": {
    "items": [
      {
        "facet_value": "TypeError",
        "count": 1523
      },
      {
        "facet_value": "ReferenceError",
        "count": 342
      },
      {
        "facet_value": "SyntaxError",
        "count": 89
      }
    ]
  }
}