post https://api.x2y2.org/api/orders/add
This endpoint is used to:
- Create a new listing
- Change price of an existing listing
- Create a new offer or collection offer
Follow the Generate order payload guide to generate content of the order
parameter.
Important
Before creating offers, the owner must approve the item's transfer on the X2Y2 ERC-721 Delegate or X2Y2 ERC-1155 Delegate with the
setApprovalForAll
function on the item's contract.
Price limitation
Order price must be no less than 0.0001 ETH and not more than 100000000 ETH.