curl --request POST \
  --url https://platform.unstructuredapp.io/api/v1/oauth/token \
  --header 'Content-Type: application/json' \
  --data '
{
  "device_code": "<string>",
  "grant_type": "urn:ietf:params:oauth:grant-type:device_code",
  "client_id": "concierge"
}
'

{
  "access_token": "<string>",
  "token_type": "api_key"
}