curl --request POST \
  --url https://api.anysite.io/api/openalex/concepts \
  --header 'Content-Type: application/json' \
  --header 'access-token: <api-key>' \
  --data '
{
  "concept": "<string>",
  "timeout": 300
}
'

[
  {
    "id": "<string>",
    "@type": "@openalex_concept_entity",
    "display_name": "",
    "level": 123,
    "description": "<string>",
    "wikidata": "<string>",
    "image": "<string>",
    "works_count": 0,
    "cited_by_count": 0,
    "works_api_url": "<string>",
    "updated_at": "<string>",
    "created_at": "<string>"
  }
]