ForcedExit

Forced withdraw from Layer3

Name	Type	Required	Description
type	String	yes	The value is "ForcedExit"
toChainId	ChainId	yes	The target chain of the withdrawal
initiatorAccountId	AccountId	yes	Account ID of the transaction initiator
initiatorSubAccountId	SubAccountId	yes	Subaccount ID of the transaction initiator
initiatorNonce	Nonce	yes	Nonce of the transaction initiator's subaccount
target	String	yes	The account address of the forced withdraw, the token on Layer 1 is also sent to this address
targetSubAccountId	AccountId	yes	Subaccount ID of the account of the forced withdraw
l2SourceToken	TokenId	yes	The token deducted from the account of the forced withdraw
l1TargetToken	TokenId	yes	This token sent to the to_address on L1
exitAmount	BigUint	yes	Withdrawal amount
withdrawToL1	u8	yes	1: true, 0: false. withdraw to L1 or not
ts	u32	yes	Timestamp of the API call, used as front-end request id to generate transaction hash
signature	ZkLinkSignature	yes	the public key hash corresponding to the signature must be aligned with the initiator account

For example:

{
  "type": "ForcedExit",
  "toChainId": 1,
  "initiatorAccountId": 7,
  "initiatorSubAccountId": 3,
  "initiatorNonce":4,
  "target": "0x3498f456645270ee003441df82c718b56c0e6666",
  "targetSubAccountId": 2,
  "l2SourceToken": 1,
  "l1TargetToken": 17,
  "exitAmount": "4100000000000000",
  "ts": 1646102148,
  "withdrawToL1": 0,
  "signature": {
    "pubKey": "0x0dd4f603531bd78bbecd005d9e7cc62a794dcfadceffe03e269fbb6b72e9c724",
    "signature": "a8719d0f771f34a177bbf199ab7b0decd03b5db29edf173ed980d19c7864c5a3761111620ab1982ef1bb7459d5a919727e51b895799e2706ddd5a5328146eb01"
  }
}

sign ForcedExit

Golang

func SignForcedExit() {
    privateKey := "0xbe725250b123a39dab5b7579334d5888987c72a58f4508062545fe6e08ca94f4"
    address := sdk.ZkLinkAddress("0xAFAFf3aD1a0425D792432D9eCD1c3e26Ef2C42E9")
    builder := sdk.ForcedExitBuilder{
        ToChainId: sdk.ChainId(1),
        InitiatorAccountId: sdk.AccountId(1),
        TargetSubAccountId: sdk.SubAccountId(1),
        Target: address,
        InitiatorSubAccountId: sdk.SubAccountId(1),
        L2SourceToken: sdk.TokenId(18),
        L1TargetToken: sdk.TokenId(18),
        InitiatorNonce: sdk.Nonce(1),
        ExitAmount: *big.NewInt(100000),
        WithdrawToL1: false,
        Timestamp: sdk.TimeStamp(1693472232),
    }
    tx := sdk.NewForcedExit(builder)
    signer, err := sdk.NewSigner(privateKey)
    if err != nil {
        return
    }
    txSignature, err := signer.SignForcedExit(tx)
    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

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