mina_sign_JsonMessage

This method is used to sign Json message.

Params

type JsonMessageData  = {
    // show title.
    label:string
    // show value.
    value:string
}

export type SignJsonMessageArgs = {
    readonly message: Array<JsonMessageData>
}

Result

interface SignedData {
    // sign account address.
    publicKey: string;
    // sign message.
    data: string;
    // sign result.
    signature: {
        field: string;
        scalar: string;
    }
}

interface ProviderError extends Error {
    message: string; // error message.
    code: number; // error code.
    data?: unknown; // error body.
}


Promise<SignedData | ProviderError> 

Errors

1001	User disconnect, need connect Auro Wallet.	Can not get connected account.
1002	The request was rejected by the user.
23001	Origin dismatch.	Check origin safe.

Example

Request

const msgParams = [
    { label: "Label:", value: "Sign Confirm" },
    {
      label: "Message:",
      value: "Click to sign in and accept the Terms of Service",
    },
    {
      label: "URI:",
      value: "window.location.href",
    },
    {
      label: "Chain ID:",
      value: network.chainId,
    },
    {
      label: "Chain Name:",
      value: network.name,
    },
    {
      label: "Issued At:",
      value: new Date().getTime(),
    },
    {
      label: "Resources:",
      value: "https://docs.aurowallet.com/",
    },
];

await window.mina?.signJsonMessage({ message: msgParams }).catch((err: any) => err);

Result

// successful result.
{
  "signature": {
    "field": "15090234057839595695283019772297604801858172950962387359567660702180735659373",
    "scalar": "21947964776036205182010988394099954210017471543964218028225956286142062520626"
  },
  "publicKey": "B62qr2zNMypNKXmzMYSVotChTBRfXzHRtshvbuEjAQZLq6aEa8RxLyD",
  "data": "[{\"label\":\"Label:\",\"value\":\"Sign Confirm\"},{\"label\":\"Message:\",\"value\":\"Click to sign in and accept the Terms of Service\"},{\"label\":\"URI:\",\"value\":\"window.location.href\"},{\"label\":\"Chain ID:\",\"value\":\"mainnet\"},{\"label\":\"Chain Name:\",\"value\":\"testchain\"},{\"label\":\"Issued At:\",\"value\":1699295213633},{\"label\":\"Resources:\",\"value\":\"https://docs.aurowallet.com/\"}]"
}

// can not get connect address.
{
  "code": 1001,
  "message": "User disconnect, please connect first."
}

// user reject.
{
  "code": 1002,
  "message": "User rejected the request."
}