curl --request POST \
  --url 'https://api.flashcat.cloud/person/infos?app_key=' \
  --header 'Content-Type: <content-type>' \
  --data '
{
  "person_ids": [
    123
  ]
}
'

{
  "error": {
    "code": "<string>",
    "message": "<string>"
  },
  "data": {
    "items": [
      {
        "person_id": 123,
        "person_name": "<string>",
        "avatar": "<string>",
        "as": "member"
      }
    ]
  }
}