curl --request POST \
  --url https://api.anysite.io/api/hh/vacancies/similar \
  --header 'Content-Type: application/json' \
  --header 'access-token: <api-key>' \
  --data '
{
  "vacancy_id": "<string>",
  "count": 2,
  "timeout": 300
}
'

[
  {
    "id": 123,
    "name": "<string>",
    "url": "<string>",
    "@type": "@hh_similar_vacancy_item",
    "salary": {
      "@type": "@hh_salary",
      "salary_from": 123,
      "salary_to": 123,
      "currency": "<string>",
      "is_gross": true,
      "mode": "<string>",
      "mode_label": "<string>",
      "frequency": "<string>",
      "frequency_label": "<string>"
    },
    "employer": {
      "@type": "@hh_vacancy_employer",
      "id": 123,
      "name": "<string>",
      "alias": "<string>",
      "image": "<string>",
      "web_url": "<string>",
      "is_accredited_it": true,
      "is_trusted": true
    },
    "address": {
      "@type": "@hh_vacancy_address",
      "city": "<string>",
      "street": "<string>",
      "building": "<string>",
      "display_name": "<string>",
      "district": "<string>",
      "lat": 123,
      "lng": 123,
      "metro_stations": []
    },
    "area_id": 123,
    "area_name": "<string>",
    "experience": "<string>",
    "employment_form": "<string>",
    "work_formats": [],
    "work_schedule_by_days": [],
    "working_hours": [],
    "night_shifts": true,
    "internship": true,
    "accept_labor_contract": true,
    "professional_role_ids": [],
    "platforms": [],
    "response_count": 123,
    "published_at": "<string>",
    "is_premium": true
  }
]