use fuel_types::{AssetId, ContractId};
pub struct Burn {
pub sub_id: AssetId,
pub contract_id: ContractId,
pub val: u64,
pub pc: u64,
pub is: u64,
}Burn receipt is generated whenever an asset is burned in a Sway contract. Burn in the Fuel protocol ABI spec You can handle functions that produce a Burn receipt type by adding a parameter with the type Burn.
fn handle_burn(burn: Burn) {
// handle the emitted Burn receipt
}