curl --request POST \
  --url 'https://api.flashcat.cloud/rum/application/create?app_key=' \
  --header 'Content-Type: application/json' \
  --data '
{
  "application_name": "app-from-bai",
  "type": "web",
  "team_id": 4291079133131,
  "is_private": true
}
'

{
  "error": {
    "code": "<string>",
    "message": "<string>"
  },
  "data": {
    "application_id": "<string>",
    "application_name": "<string>",
    "client_token": "<string>"
  }
}