Transactions TypeScript SDK

You can use the full TypeScript thirdweb SDK in your backend, allowing you to use:

• The full catalog of extension functions
• The prepareContractCall function to encode your transactions
• The full account interface, predefined chains, and more The SDK handles encoding your transactions, signing them to Transactions and polling for status.

Install SDK

npm install thirdweb

import {
  createThirdwebClient,
  sendTransaction,
  getContract,
  Transactions,
} from "thirdweb";
import { baseSepolia } from "thirdweb/chains";
import { claimTo } from "thirdweb/extensions/1155";
 
// Create a thirdweb client
const client = createThirdwebClient({
  secretKey: "<your-project-secret-key>",
});
 
// Create a server wallet
const serverWallet = Engine.serverWallet({
  client,
  address: "<your-server-wallet-address>",
  vaultAccessToken: "<your-vault-access-token>",
});
 
// Prepare the transaction
const transaction = claimTo({
  contract: getContract({
    client,
    address: "0x...", // Address of the ERC1155 token contract
    chain: baseSepolia, // Chain of the ERC1155 token contract
  }),
  to: "0x...", // The address of the user to mint to
  tokenId: 0n, // The token ID of the NFT to mint
  quantity: 1n, // The quantity of NFTs to mint
});
 
// Send the transaction via Transactions
const result = await sendTransaction({
  account: serverWallet,
  transaction,
});
console.log("Transaction hash:", result.transactionHash);