verifymessage
Argument #1-address
Type: string, Required
Description: The bitcoin address to use for the signature.
Argument #2-signature
Type: string, Required
Description: The signature provided by the signer in base 64 encoding (see signmessage).
Argument #3-message
Type: string, Required
Description: The message that was signed.
Result
Type: boolean
Description: If the signature is verified or not.