Create OAuth Provider URL

curl --request POST \
  --url https://api.useinvent.com/orgs/{org_id}/connections/oauth/url \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "SLACK",
  "connection_id": "<string>",
  "subdomain": "<string>",
  "external_redirect_url": "<string>"
}
'

{
  "url": "<string>"
}