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Example) Sign

Request​

default

curl -X "POST" "https://api.kaiawallet.io/api/v1/k/prepare" \
     -H 'Content-Type: application/json; charset=utf-8' \
     -d '{
  "type": "sign",
  "bapp": {
    "name": "test app",
    "callback": {
      "success": "https://www.google.com/search?q=success",
      "fail": "https://www.google.com/search?q=fail"
    }
  },
  "sign": {
    "message": "hello world"
  }
}'

EIP-712 방식의 서명 request body의 ethereum_sign이 true이고, version이 v4이면 EIP-712 방식으로 서명됩니다. 현재, version v1, v2 는 지원되지 않고 v4 만 지원되고 있습니다. 더 자세한 사항은 EIP-712 타입의 데이터 문서에서 확인하세요.

curl -X "POST" "https://api.kaiawallet.io/api/v1/k/prepare" \
     -H 'Content-Type: application/json; charset=utf-8' \
     -d '{
  "chain_id": "8217",
  "bapp": {
    "name": "string",
    "callback": {
      "success": "string",
      "fail": "string"
    }
  },
  "type": "sign",
  "sign": {
    "from": "0x707BEE6A8aa9eA84deDA42193Ed4210f93a9d1cc",
    "message": "{\"domain\":{\"chainId\":1001,\"name\":\"Example App\",\"verifyingContract\":\"0xCcCCccccCCCCcCCCCCCcCcCccCcCCCcCcccccccC\",\"version\":\"1\"},\"message\":{\"prompt\":\"Welcome! In order to authenticate to this website, sign this request and your public address will be sent to the server in a verifiable way.\",\"createdAt\":\"1764308134279\"},\"primaryType\":\"AuthRequest\",\"types\":{\"EIP712Domain\":[{\"name\":\"name\",\"type\":\"string\"},{\"name\":\"version\",\"type\":\"string\"},{\"name\":\"chainId\",\"type\":\"uint256\"},{\"name\":\"verifyingContract\",\"type\":\"address\"}],\"AuthRequest\":[{\"name\":\"prompt\",\"type\":\"string\"},{\"name\":\"createdAt\",\"type\":\"uint256\"}]}}",
    "ethereum_sign": true,
    "version": "v4"
  }
}'

Response​

{
  "chain_id":"8217",
  "request_key":"4a4f2d97-6ef7-44e0-8c06-2de9ef5cca6e",
  "status":"prepared",
  "expiration_time":1647663586
}