curl --request POST \
  --url https://api.goil.app/api/v1/external/authentication/login \
  --header 'Content-Type: application/json' \
  --header 'x-client-id: <x-client-id>' \
  --data '
{
  "externalId": "abc123"
}
'

{
  "timestamp": 1705123456789,
  "data": {}
}