Function registerEmail

registerEmail(
    chainId: string,
    safeAddress: string,
    body: RegisterEmailRequestBody,
    headers: AuthorizationEmailRequestHeaders,
): Promise<void>
Registers a email address for a safe signer.

The signer wallet has to sign a message of format: email-register-{chainId}-{safeAddress}-{emailAddress}-{signer}-{timestamp} The signature is valid for 5 minutes.
Parameters
- chainId: string
- safeAddress: string
- body: RegisterEmailRequestBody
  Signer address and email address
- headers: AuthorizationEmailRequestHeaders
  Signature and Signature timestamp
Returns Promise<void>
200 if signature matches the data
- Defined in index.ts:487