Funding

Name	Type	Required	Description
type	String	yes	The value is "Funding"
accountId	AccountId	yes	The account ID of Funding
subAccountId	SubAccountId	yes	The subaccount ID of Funding
subAccountNonce	Nonce	yes	The subaccount nonce
fundingAccountIds	AccountId array	yes	The account id list of funding
fee	BigUint	yes	The fee
feeToken	TokenId	yes	The token id of the fee
signature	ZkLinkSignature	yes	The Zklink L2 signature

For example:

{
  "accountId": 0,
  "subAccountId": 0,
  "subAccountNonce": 0,
  "fundingAccountIds": [
    1,
    2
  ],
  "fee": "0",
  "feeToken": 0,
  "signature": {
    "pubKey": "0x0000000000000000000000000000000000000000000000000000000000000000",
    "signature": "00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"
  }
}

Sign Funding

Golang

import (
    fmt
    sdk "github.com/zkLinkProtocol/zklink_sdk/generated/uniffi/zklink_sdk"
)

func SignFunidng() {
    privateKey := "0xbe725250b123a39dab5b7579334d5888987c72a58f4508062545fe6e08ca94f4"

    var funding_account_ids = make([]sdk.AccountId,3)
    funding_account_ids[0] = sdk.AccountId(55)
    funding_account_ids[1] = sdk.AccountId(56)
    funding_account_ids[2] = sdk.AccountId(57)

    builder := sdk.FundingBuilder{
        sdk.AccountId(1),
        sdk.SubAccountId(99),
        sdk.Nonce(23),
        funding_account_ids,
        *big.NewInt(100000000000),
        sdk.TokenId(17),
    }
    tx := sdk.NewFunding(builder)
    signer, err := sdk.NewSigner(privateKey)
    if err != nil {
        return
    }
    txSignature, err := signer.SignFunding(tx)
    if err != nil {
        return
    }
    fmt.Println("L1 signature: %s", txSignature.Layer1Signature)
    fmt.Println("signed Tx: %s", txSignature.Tx)
    submitterSignature, err := signer.SubmitterSignature(txSignature.Tx)
    fmt.Println("submitter signature: %s, %s", submitterSignature.PubKey, submitterSignature.Signature)
}

For more detail please refer to Golang example in SDK

javascript

const {FundingBuilder,Signer,newFunding,RpcClient } = require('./node-dist/zklink-sdk-node');
async function testFunding() {
    const private_key = "be725250b123a39dab5b7579334d5888987c72a58f4508062545fe6e08ca94f4";
    try {
        const signer = new Signer(private_key);
        let tx_builder = new FundingBuilder(5,1,2,[3,4,5],"34343",17);
        let tx = newFunding(tx_builder);
        console.log(tx);
        let tx_signature = signer.signFunding(tx);
        console.log(tx_signature);

        let submitter_signature = signer.submitterSignature(tx_signature.tx);
        console.log(submitter_signature);
        //send to zklink
        let rpc_client = new RpcClient("testnet");
        let tx_hash = await rpc_client.sendTransaction(tx_signature.tx,null,submitter_signature);
        console.log(tx_hash);

    } catch (error) {
        console.error(error);
    }

}

For more detail please refer to javascript example