import { DenClient } from "@onchainden/mls-sdk-ts";
import { privateKeyToAccount } from "viem/accounts";
import { encodeFunctionData } from "viem";
// 1) Set up the client and signer.
const signer = privateKeyToAccount("0xYOUR_PRIVATE_KEY");
const client = new DenClient({
apiKey: process.env.DEN_API_KEY!,
baseUrl: process.env.DEN_API_BASE_URL!,
});
// 2) Build the transfer data.
const erc20TransferAbi = [
{
name: "transfer",
type: "function",
stateMutability: "nonpayable",
inputs: [
{ name: "to", type: "address" },
{ name: "amount", type: "uint256" },
],
outputs: [{ name: "success", type: "bool" }],
},
];
const callData = encodeFunctionData({
abi: erc20TransferAbi,
functionName: "transfer",
args: ["0xRecipient...", 250_000_000n],
});
// 3) Create the transaction.
const { data: queued } = await client.createTransaction({
accountId: "acc_123",
initiatorWalletAddress: signer.address,
networkId: 1,
policyId: "pol_123",
description: "USDC payout",
to: "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48",
value: "0",
data: callData,
});
// 4) Sign and execute.
const initiatorSig = encodeAbiParameters(
[
{ type: "address", name: "address" },
{ type: "bytes", name: "signature" },
],
[
signer.address,
await signer.sign({
hash: queued.signatureData.initiatorPayload as Hex,
}),
]
);
const { data: afterInitiator } = await client.signTransaction(queued.id, {
type: "initiator",
signature: initiatorSig,
});
if (afterInitiator.signatureData.status === "approvalReady") {
await client.executeTransaction(queued.id, { type: "approve" });
}
