curl --request DELETE \
  --url https://panel.sendcloud.sc/api/v3/dsf/carrier-support-contacts/{id} \
  --header 'Authorization: Basic <encoded-value>'

{
  "errors": [
    {
      "code": "hit_rate_limit",
      "detail": "Rate limit exceeded: 30 per 1 minute",
      "title": "Rate limit exceeded",
      "status": 429
    }
  ]
}