Changes to Checkout cart

removed the required property items_purchased from the response with the 200 status

removed the required property order_id from the response with the 200 status

removed the required property total_price from the response with the 200 status

the endpoint scheme security loggedin was added to the API

the endpoint scheme security jwt was removed from the API

added the new optional request property note

added the new optional request property seller_id

added the required property discord_invite to the response with the 200 status

added the required property offer_id to the response with the 200 status

added the required property result to the response with the 200 status

added the required property session_id to the response with the 200 status