curl --request POST \
  --url https://api.quiva.ai/accounts/export \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "export": {
    "name": "<string>",
    "subject": "<string>",
    "type": "stream",
    "token_position": 123
  }
}
'

{
  "message": "<string>"
}