Recover your secret with the help of the symmetric key that you got from the recovery
service.
Parameters
symmetricKey: string
Returns Promise<string>
sendRecoveryInformationToServer
sendRecoveryInformationToServer(): Promise<void>
Send recovery information to server.
The recovery service will contact you by some means (snail mail, mail or you have to
phyically go somewhere to get the symmetric key that they give you.)
Create the recovery information and store them in local storage until needed.