buy_item: TxDescriptor<{
    bid_price: bigint;
    collection: number;
    item: number;
}>

Allows to buy an item if it's up for sale.

Origin must be Signed and must not be the owner of the item.

  • collection: The collection of the item.
  • item: The item the sender wants to buy.
  • bid_price: The price the sender is willing to pay.

Emits ItemBought on success.