sign

Sign a message or typed data with the connected wallet.

Syntax

sign <variable> [message]

Arguments

Name	Type	Description
variable	variable	Variable name
[message]	string	Plain-text message to sign

Options

Name	Type	Description
--typed	string	EIP-712 typed data JSON string

Examples

# Sign a plain-text message
sign $sig "hello world"

# Sign typed data (EIP-712)
sign $sig --typed '{"types":{"Mail":[{"name":"to","type":"address"}]},"primaryType":"Mail","message":{"to":"0x1234..."}}'

# Store and print the signature
sign $sig "approve this action"
print $sig

See Also

• exec — call a contract function