İzinli Yakma Nedir?
Token Extensions Program'ın PermissionedBurnConfig mint uzantısı, mint
için her yakma işleminde yapılandırılmış bir yakma yetkilisinin ortak imzasını
zorunlu kılar.
Yakma yetkisi ayarlandığında:
- Standart
BurnveBurnCheckedtalimatlarıTokenError::InvalidInstructionhatasıyla başarısız olur. - Yakma işlemleri, hem yakma yetkisi hem de token account sahibi veya temsilcisi
tarafından imzalanan
PermissionedBurnInstruction::BurnveyaPermissionedBurnInstruction::BurnCheckedkullanılmalıdır.
Yakma yetkisi, sahibin yerini alan değil, ortak imzacı olarak işlev görür. Yetkili tek başına başkasının token account'undaki token'ları yakamaz; token account sahibi de yetkinin imzası olmadan token yakamaz. Kalıcı bir temsilci de izinli yakma talimatlarını kullanmak zorundadır ve yine de yakma yetkilisinin ortak imzasına ihtiyaç duyar.
Bu durum, bir ihraççının token arzını zincir dışı kayıtlarla senkronize tutmasına olanak tanır; örneğin 1:1 oranında destekli kalması gereken tokenize edilmiş bir varlık, sahiplerin token'ları tek taraflı olarak yakmasının önüne geçer.
Yakma yetkisi daha sonra AuthorityType::PermissionedBurn kullanılarak
SetAuthority ile değiştirilebilir. Yetkinin None olarak ayarlanması
izinli yakmayı devre dışı bırakır ve standart yakma talimatlarını yeniden
etkinleştirir. Uzantı verisi mint üzerinde kalmaya devam eder.
Kullanılabilirlik
İzinli yakma özelliği Token-2022
program@v11.0.0
sürümüyle birlikte gelmiştir. Bugün devnet üzerinde kullanılabilir olup
mainnet'te Haziran 2026'da etkinleştirilmesi planlanmaktadır. Token Extension
Program her kümeye ayrı olarak dağıtıldığından, hedeflediğiniz kümedeki
dağıtımın v11.0.0 veya daha yeni bir sürümü içerdiğini doğrulayın.
Yerel bir test validator'ı aynı zamanda daha eski bir Token-2022 derlemesi içerir; bu nedenle bu sayfadaki örnekleri çalıştırmak için devnet'teki v11.0.0 programını test validator'ınıza yükleyin:
solana program dump -u devnet TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb token_2022.sosolana-test-validator --reset --bpf-program TokenzQdBNbLqP5VEhdkAS6EPFLC1PHnBqCXEpPxuEb token_2022.so
İzinli Mint Oluşturma ve Yakma Nasıl Yapılır
İzinli yakma ile mint oluşturmak ve token'ları yakmak için:
- mint account boyutunu ve mint ile
PermissionedBurnConfiguzantısı için gereken rent'i hesaplayın. CreateAccountile mint account'ı oluşturun,PermissionedBurnConfiguzantısını başlatın veInitializeMintile mint'i başlatın.- Bir token account oluşturun ve token'ları mint edin.
- Hem token account sahibi hem de yakma yetkisi tarafından imzalanan
PermissionedBurnInstruction::BurnCheckedile yakın. - İsteğe bağlı olarak,
AuthorityType::PermissionedBurnve birNoneyetkisi kullanarakSetAuthorityile izinli yakmayı devre dışı bırakabilirsiniz; bu işlem standart yakma talimatlarını yeniden etkinleştirir. Aşağıdaki tam kod örnekleri bu adımı göstermektedir.
Hesap boyutunu hesapla
Temel mint artı PermissionedBurnConfig uzantısı için mint account boyutunu
hesaplayın. Bu, CreateAccount içinde kullanılan boyuttur.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));
Rent'i hesapla
Mint artı PermissionedBurnConfig uzantısı için gereken boyutu kullanarak
rent'i hesaplayın.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();
Mint account'ı oluştur
Hesaplanan alan ve lamport'larla mint account'ı oluşturun.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer,newAccount: mint,lamports: mintRent,space: mintSpace,programAddress: TOKEN_2022_PROGRAM_ADDRESS})]);
PermissionedBurn'ü başlat
Mint üzerinde PermissionedBurnConfig uzantısını yakma yetkisiyle başlatın.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer,newAccount: mint,lamports: mintRent,space: mintSpace,programAddress: TOKEN_2022_PROGRAM_ADDRESS}),getInitializePermissionedBurnInstruction({mint: mint.address,authority: burnAuthority.address})]);
Mint'i başlat
Mint'i aynı işlem içinde InitializeMint ile başlatın.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer,newAccount: mint,lamports: mintRent,space: mintSpace,programAddress: TOKEN_2022_PROGRAM_ADDRESS}),getInitializePermissionedBurnInstruction({mint: mint.address,authority: burnAuthority.address}),getInitializeMintInstruction({mint: mint.address,decimals: 0,mintAuthority: client.payer.address,freezeAuthority: client.payer.address})]);
Bir token account oluşturun ve token basın
Ödeyici için bir token account oluşturun ve buna token basın.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer,newAccount: mint,lamports: mintRent,space: mintSpace,programAddress: TOKEN_2022_PROGRAM_ADDRESS}),getInitializePermissionedBurnInstruction({mint: mint.address,authority: burnAuthority.address}),getInitializeMintInstruction({mint: mint.address,decimals: 0,mintAuthority: client.payer.address,freezeAuthority: client.payer.address})]);const [sourceToken] = await findAssociatedTokenPda({mint: mint.address,owner: client.payer.address,tokenProgram: TOKEN_2022_PROGRAM_ADDRESS});await client.sendTransaction([await getCreateAssociatedTokenInstructionAsync({payer: client.payer,mint: mint.address,owner: client.payer.address}),getMintToCheckedInstruction({mint: mint.address,token: sourceToken,mintAuthority: client.payer,amount: 2n,decimals: 0})]);
Burn authority ile yakın
PermissionedBurnInstruction::BurnChecked ile token'ları, hem token account
sahibi hem de burn authority tarafından imzalanmış şekilde yakın.
const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer,newAccount: mint,lamports: mintRent,space: mintSpace,programAddress: TOKEN_2022_PROGRAM_ADDRESS}),getInitializePermissionedBurnInstruction({mint: mint.address,authority: burnAuthority.address}),getInitializeMintInstruction({mint: mint.address,decimals: 0,mintAuthority: client.payer.address,freezeAuthority: client.payer.address})]);const [sourceToken] = await findAssociatedTokenPda({mint: mint.address,owner: client.payer.address,tokenProgram: TOKEN_2022_PROGRAM_ADDRESS});await client.sendTransaction([await getCreateAssociatedTokenInstructionAsync({payer: client.payer,mint: mint.address,owner: client.payer.address}),getMintToCheckedInstruction({mint: mint.address,token: sourceToken,mintAuthority: client.payer,amount: 2n,decimals: 0})]);await client.sendTransaction([getPermissionedBurnCheckedInstruction({account: sourceToken,mint: mint.address,permissionedBurnAuthority: burnAuthority,authority: client.payer,amount: 1n,decimals: 0})]);
Talimat Sırası
PermissionedBurnInstruction::Initialize, InitializeMint'den önce
gelmelidir. CreateAccount, PermissionedBurnInstruction::Initialize
ve InitializeMint aynı işlem içinde yer almalıdır.
Kaynak Referansı
| Öğe | Açıklama | Kaynak |
|---|---|---|
PermissionedBurnConfig | Mint için her yakma işlemini birlikte imzalamak üzere gereken yetkiyi saklayan mint uzantısı. | Kaynak |
PermissionedBurnInstruction::Initialize | InitializeMint'den önce izinli yakma yapılandırmasını başlatan talimat. | Kaynak |
PermissionedBurnInstruction::Burn | Burn authority ile token account sahibi veya delegesinden imza gerektiren yakma talimatı. | Kaynak |
PermissionedBurnInstruction::BurnChecked | PermissionedBurnInstruction::Burn ile aynı hesapları kullanan, ondalık kontrolü olan yakma talimatı. | Kaynak |
AuthorityType::PermissionedBurn | Bir mint üzerindeki burn authority'yi döndürmek veya devre dışı bırakmak için SetAuthority ile kullanılan yetki ayrımı. | Kaynak |
process_initialize | Başlatılmamış bir mint üzerinde PermissionedBurnConfig'i başlatan ve burn authority'yi saklayan işlemci mantığı. | Kaynak |
process_burn | Burn authority ayarlandığında standart yakmaları reddeden ve yetkinin imzasını doğrulayan işlemci mantığı. | Kaynak |
process_set_authority | AuthorityType::PermissionedBurn kullanıldığında burn authority'yi doğrulayan ve döndüren işlemci mantığı. | Kaynak |
Typescript
Aşağıdaki Kit örneği, oluşturulan talimatları doğrudan kullanır. Yayımlanan
eski @solana/spl-token paketi henüz izinli yakma desteği içermediğinden, eski
bir örnek dahil edilmemiştir.
Kit
import {lamports,createClient,generateKeyPairSigner,unwrapOption} from "@solana/kit";import { solanaRpc, rpcAirdrop } from "@solana/kit-plugin-rpc";import { generatedPayer, airdropPayer } from "@solana/kit-plugin-signer";import { getCreateAccountInstruction } from "@solana-program/system";import {AuthorityType,extension,fetchMint,fetchToken,findAssociatedTokenPda,getBurnCheckedInstruction,getCreateAssociatedTokenInstructionAsync,getInitializeMintInstruction,getInitializePermissionedBurnInstruction,getMintSize,getMintToCheckedInstruction,getPermissionedBurnCheckedInstruction,getSetAuthorityInstruction,isExtension,TOKEN_2022_PROGRAM_ADDRESS} from "@solana-program/token-2022";const client = await createClient().use(generatedPayer()).use(solanaRpc({rpcUrl: "http://localhost:8899",rpcSubscriptionsUrl: "ws://localhost:8900"})).use(rpcAirdrop()).use(airdropPayer(lamports(1_000_000_000n)));const mint = await generateKeyPairSigner();const burnAuthority = await generateKeyPairSigner();const permissionedBurnExtension = extension("PermissionedBurn", {authority: burnAuthority.address});const mintSpace = BigInt(getMintSize([permissionedBurnExtension]));const mintRent = await client.rpc.getMinimumBalanceForRentExemption(mintSpace).send();await client.sendTransaction([getCreateAccountInstruction({payer: client.payer, // Account funding account creation.newAccount: mint, // New mint account to create.lamports: mintRent, // Lamports funding the mint account rent.space: mintSpace, // Account size in bytes for the mint plus PermissionedBurnConfig.programAddress: TOKEN_2022_PROGRAM_ADDRESS // Program that owns the mint account.}),getInitializePermissionedBurnInstruction({mint: mint.address, // Mint account that stores the PermissionedBurnConfig extension.authority: burnAuthority.address // Authority required to co-sign every burn for the mint.}),getInitializeMintInstruction({mint: mint.address, // Mint account to initialize.decimals: 0, // Number of decimals for the token.mintAuthority: client.payer.address, // Authority allowed to mint new tokens.freezeAuthority: client.payer.address // Authority allowed to freeze token accounts.})]);const [sourceToken] = await findAssociatedTokenPda({mint: mint.address,owner: client.payer.address,tokenProgram: TOKEN_2022_PROGRAM_ADDRESS});await client.sendTransaction([await getCreateAssociatedTokenInstructionAsync({payer: client.payer, // Account funding the associated token account creation.mint: mint.address, // Mint for the associated token account.owner: client.payer.address // Owner of the associated token account.}),getMintToCheckedInstruction({mint: mint.address, // Mint account that issues the tokens.token: sourceToken, // Token account receiving the newly minted tokens.mintAuthority: client.payer, // Signer authorized to mint new tokens.amount: 2n, // Token amount in base units.decimals: 0 // Decimals defined on the mint.})]);let standardBurnFailure: string | undefined;try {await client.sendTransaction([getBurnCheckedInstruction({account: sourceToken, // Token account to burn from.mint: mint.address, // Mint with the permissioned burn configuration.authority: client.payer, // Token account owner signing the burn.amount: 1n, // Token amount in base units.decimals: 0 // Decimals defined on the mint.})]);} catch (error) {standardBurnFailure = error instanceof Error ? error.message : String(error);}if (!standardBurnFailure) {throw new Error("Expected the standard burn to fail");}await client.sendTransaction([getPermissionedBurnCheckedInstruction({account: sourceToken, // Token account to burn from.mint: mint.address, // Mint with the permissioned burn configuration.permissionedBurnAuthority: burnAuthority, // Burn authority co-signing the burn.authority: client.payer, // Token account owner signing the burn.amount: 1n, // Token amount in base units.decimals: 0 // Decimals defined on the mint.})]);await client.sendTransaction([getSetAuthorityInstruction({owned: mint.address, // Mint with the permissioned burn configuration.owner: burnAuthority, // Current burn authority signing the update.authorityType: AuthorityType.PermissionedBurn, // Authority type to update.newAuthority: null // Setting the authority to None disables permissioned burning.})]);await client.sendTransaction([getBurnCheckedInstruction({account: sourceToken, // Token account to burn from.mint: mint.address, // Mint with permissioned burning disabled.authority: client.payer, // Token account owner signing the burn.amount: 1n, // Token amount in base units.decimals: 0 // Decimals defined on the mint.})]);const sourceAccount = await fetchToken(client.rpc, sourceToken);const mintAccount = await fetchMint(client.rpc, mint.address);const permissionedBurnConfig = (unwrapOption(mintAccount.data.extensions) ?? []).find((item) => isExtension("PermissionedBurn", item));console.log("Mint Address:", mint.address);console.log("Error From Failed Standard Burn:", standardBurnFailure);console.log("Source Amount After Burns:", sourceAccount.data.amount);console.log("Extension After Disable:", permissionedBurnConfig);
Rust
use anyhow::{anyhow, Result};use solana_client::nonblocking::rpc_client::RpcClient;use solana_commitment_config::CommitmentConfig;use solana_sdk::{signature::{Keypair, Signer},transaction::Transaction,};use solana_system_interface::instruction::create_account;use spl_associated_token_account_interface::{address::get_associated_token_address_with_program_id,instruction::create_associated_token_account,};use spl_token_2022_interface::{extension::{permissioned_burn::{instruction as permissioned_burn_ix, PermissionedBurnConfig},BaseStateWithExtensions, ExtensionType, StateWithExtensions,},instruction::{burn_checked, initialize_mint, mint_to_checked, set_authority, AuthorityType},state::{Account, Mint},ID as TOKEN_2022_PROGRAM_ID,};#[tokio::main]async fn main() -> Result<()> {let client = RpcClient::new_with_commitment(String::from("http://localhost:8899"),CommitmentConfig::confirmed(),);let fee_payer = Keypair::new();let burn_authority = Keypair::new();let airdrop_signature = client.request_airdrop(&fee_payer.pubkey(), 5_000_000_000).await?;loop {let confirmed = client.confirm_transaction(&airdrop_signature).await?;if confirmed {break;}}let mint = Keypair::new();let mint_space =ExtensionType::try_calculate_account_len::<Mint>(&[ExtensionType::PermissionedBurn])?;let mint_rent = client.get_minimum_balance_for_rent_exemption(mint_space).await?;let create_mint_transaction = Transaction::new_signed_with_payer(&[create_account(&fee_payer.pubkey(), // Account funding account creation.&mint.pubkey(), // New mint account to create.mint_rent, // Lamports funding the mint account rent.mint_space as u64, // Account size in bytes for the mint plus PermissionedBurnConfig.&TOKEN_2022_PROGRAM_ID, // Program that owns the mint account.),permissioned_burn_ix::initialize(&TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.&mint.pubkey(), // Mint account that stores the PermissionedBurnConfig extension.&burn_authority.pubkey(), // Authority required to co-sign every burn for the mint.)?,initialize_mint(&TOKEN_2022_PROGRAM_ID, // Program that owns the mint account.&mint.pubkey(), // Mint account to initialize.&fee_payer.pubkey(), // Authority allowed to mint new tokens.Some(&fee_payer.pubkey()), // Authority allowed to freeze token accounts.0, // Number of decimals for the token.)?,],Some(&fee_payer.pubkey()),&[&fee_payer, &mint],client.get_latest_blockhash().await?,);client.send_and_confirm_transaction(&create_mint_transaction).await?;let source_token = get_associated_token_address_with_program_id(&fee_payer.pubkey(),&mint.pubkey(),&TOKEN_2022_PROGRAM_ID,);let create_token_account_transaction = Transaction::new_signed_with_payer(&[create_associated_token_account(&fee_payer.pubkey(), // Account funding the associated token account creation.&fee_payer.pubkey(), // Owner of the associated token account.&mint.pubkey(), // Mint for the associated token account.&TOKEN_2022_PROGRAM_ID, // Token program that owns the token account.),mint_to_checked(&TOKEN_2022_PROGRAM_ID, // Token program that owns the mint and token account.&mint.pubkey(), // Mint account that issues the tokens.&source_token, // Token account receiving the newly minted tokens.&fee_payer.pubkey(), // Signer authorized to mint new tokens.&[&fee_payer.pubkey()], // Additional multisig signers.2, // Token amount in base units.0, // Decimals defined on the mint.)?,],Some(&fee_payer.pubkey()),&[&fee_payer],client.get_latest_blockhash().await?,);client.send_and_confirm_transaction(&create_token_account_transaction).await?;let standard_burn_ix = burn_checked(&TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.&source_token, // Token account to burn from.&mint.pubkey(), // Mint with the permissioned burn configuration.&fee_payer.pubkey(), // Token account owner signing the burn.&[&fee_payer.pubkey()], // Additional multisig signers.1, // Token amount in base units.0, // Decimals defined on the mint.)?;let standard_burn_transaction = Transaction::new_signed_with_payer(&[standard_burn_ix],Some(&fee_payer.pubkey()),&[&fee_payer],client.get_latest_blockhash().await?,);let standard_burn_result = client.simulate_transaction(&standard_burn_transaction).await?;let standard_burn_failure = standard_burn_result.value.err.ok_or_else(|| anyhow!("Expected the standard burn to fail"))?;let permissioned_burn_instruction = permissioned_burn_ix::burn_checked(&TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.&source_token, // Token account to burn from.&mint.pubkey(), // Mint with the permissioned burn configuration.&burn_authority.pubkey(), // Burn authority co-signing the burn.&fee_payer.pubkey(), // Token account owner signing the burn.&[], // Additional multisig signers.1, // Token amount in base units.0, // Decimals defined on the mint.)?;let permissioned_burn_transaction = Transaction::new_signed_with_payer(&[permissioned_burn_instruction],Some(&fee_payer.pubkey()),&[&fee_payer, &burn_authority],client.get_latest_blockhash().await?,);client.send_and_confirm_transaction(&permissioned_burn_transaction).await?;let disable_authority_transaction = Transaction::new_signed_with_payer(&[set_authority(&TOKEN_2022_PROGRAM_ID, // Token program that owns the mint.&mint.pubkey(), // Mint with the permissioned burn configuration.None, // Setting the authority to None disables permissioned burning.AuthorityType::PermissionedBurn, // Authority type to update.&burn_authority.pubkey(), // Current burn authority signing the update.&[], // Additional multisig signers.)?,],Some(&fee_payer.pubkey()),&[&fee_payer, &burn_authority],client.get_latest_blockhash().await?,);client.send_and_confirm_transaction(&disable_authority_transaction).await?;let standard_burn_after_disable_transaction = Transaction::new_signed_with_payer(&[burn_checked(&TOKEN_2022_PROGRAM_ID, // Token program that processes the burn.&source_token, // Token account to burn from.&mint.pubkey(), // Mint with permissioned burning disabled.&fee_payer.pubkey(), // Token account owner signing the burn.&[&fee_payer.pubkey()], // Additional multisig signers.1, // Token amount in base units.0, // Decimals defined on the mint.)?,],Some(&fee_payer.pubkey()),&[&fee_payer],client.get_latest_blockhash().await?,);client.send_and_confirm_transaction(&standard_burn_after_disable_transaction).await?;let source_account = client.get_account(&source_token).await?;let source_state = StateWithExtensions::<Account>::unpack(&source_account.data)?;let mint_account = client.get_account(&mint.pubkey()).await?;let mint_state = StateWithExtensions::<Mint>::unpack(&mint_account.data)?;let permissioned_burn_config = mint_state.get_extension::<PermissionedBurnConfig>()?;println!("Mint Address: {}", mint.pubkey());println!("Error From Failed Standard Burn: {:?}",standard_burn_failure);println!("Source Amount After Burns: {}",u64::from(source_state.base.amount));println!("Extension After Disable: {:?}", permissioned_burn_config);Ok(())}
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