curl --request POST \
  --url https://api.whop.com/api/v2/plans/{id} \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '{
  "stock": 123,
  "unlimited_stock": true,
  "visibility": "visible",
  "allow_multiple_quantity": true,
  "card_payments": true,
  "coinbase_commerce_accepted": true,
  "expiration_days": 123,
  "grace_period_days": 123,
  "initial_price": 123,
  "payment_link_description": "<string>",
  "internal_notes": "<string>",
  "one_per_user": true,
  "refillable": true,
  "short_link": "<string>",
  "trial_period_days": 123,
  "metadata": {},
  "paypal_accepted": true
}'

{
  "data": {
    "id": "<string>",
    "product": "<string>",
    "plan_type": "<string>",
    "release_method": "<string>",
    "visibility": "visible",
    "billing_period": 123,
    "internal_notes": "<string>",
    "payment_link_description": "<string>",
    "metadata": {},
    "direct_link": "<string>",
    "renewal_price": 123,
    "initial_price": 123,
    "base_currency": "<string>",
    "requirements": {},
    "release_method_settings": {},
    "accepted_payment_methods": [
      [
        "<any>"
      ]
    ],
    "stock": 123,
    "unlimited_stock": true,
    "created_at": 123,
    "access_pass": "<string>",
    "card_payments": true
  }
}