mina_signMessage
This method is used to sign message.
Params
type SignMessageArgs = {
// The message that need to sign.
readonly message: string
}
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
Example
Request
const content = `Click "Sign" to sign in. No password needed!
This request will not trigger a blockchain transaction or cost any gas fees.
I accept the Auro Test zkApp Terms of Service: ${window.location.href}
address: ${currentAccount}
iat: ${new Date().getTime()}`;
await window.mina?.signMessage({ message: content }).catch((err: any) => err);
Result
// successful result.
{
"signature": {
"field": "13468724101429370746602596170094552502200193721398063751467629418902449650534",
"scalar": "5638584219029837254561020594864591092072844530049610703222272818700774330907"
},
"publicKey": "B62qr2zNMypNKXmzMYSVotChTBRfXzHRtshvbuEjAQZLq6aEa8RxLyD",
"data": "Click \"Sign\" to sign in. No password needed!\n\nThis request will not trigger a blockchain transaction or cost any gas fees.\n\nI accept the Auro Test zkApp Terms of Service: http://localhost:3000/\n\naddress: \niat: 1699294808439"
}
// can not get connect address.
{
"code": 1001,
"message": "User disconnect, please connect first."
}
// user reject.
{
"code": 1002,
"message": "User rejected the request."
}
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