Function generateRawSignature

app/core/RPCMethods/RPCMethodMiddleware.ts:191–258

({
  version,
  req,
  hostname,
  url,
  title,
  icon,
  analytics,
  chainId,
  channelId,
  getSource,
  isWalletConnect,
  checkTabActive,
}: {
  version: string;
  req: any;
  hostname: string;
  url: { current: string };
  title: { current: string };
  icon: { current: string | undefined };
  analytics: { [key: string]: string | boolean };
  chainId: number;
  isMMSDK: boolean;
  channelId?: string;
  getSource: () => string;
  isWalletConnect: boolean;
  checkTabActive: any;
})

};

const generateRawSignature = async ({
  version,
  req,
  hostname,
  url,
  title,
  icon,
  analytics,
  chainId,
  channelId,
  getSource,
  isWalletConnect,
  checkTabActive,
}: {
  version: string;
  req: any;
  hostname: string;
  url: { current: string };
  title: { current: string };
  icon: { current: string | undefined };
  analytics: { [key: string]: string | boolean };
  chainId: number;
  isMMSDK: boolean;
  channelId?: string;
  getSource: () => string;
  isWalletConnect: boolean;
  checkTabActive: any;
}) => {
  const { SignatureController } = Engine.context;

  const pageMeta = {
    meta: {
      url: url.current,
      title: title.current,
      icon: icon.current,
      analytics: {
        request_source: getSource(),
        request_platform: analytics?.platform,
      },
    },
  };

  checkTabActive();
  await checkActiveAccountAndChainId({
    hostname,
    channelId,
    address: req.params[0],
    chainId,
    isWalletConnect,
  });

  const rawSig = await SignatureController.newUnsignedTypedMessage(
    {
      data: req.params[1],
      from: req.params[0],
      ...pageMeta,
      origin: hostname,
      securityAlertResponse: req.securityAlertResponse,