Create a transient port forward

curl --request POST \
  --url https://api.altostrat.io/api/routers/{router_id}/transient-forwarding \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "expire_after_minutes": 725,
  "dst_port": 32768,
  "dst_address": "<string>",
  "allow_from": "<string>"
}'

{
  "id": "<string>",
  "port": 123,
  "revoked_early": true,
  "allow_only_cidr": "<string>",
  "authorized_at": "2023-11-07T05:31:56Z",
  "expires_at": "2023-11-07T05:31:56Z",
  "expired": true,
  "entry_point": "<string>",
  "dst_address": "<string>",
  "dst_port": 123,
  "time_to_expire": "<string>"
}