Sign message

Example

const { signMessage } = require('obyte/lib/utils');
const signedMessage = signMessage('Hello world', wif);

Returns

{
version: '1.0',
signed_message: 'Hello world',
authors: [
{
address: 'TMWNLXR42CKIP4A774BQGNVBZAPHY7GH',
definition: [
'sig',
{
pubkey: 'AsD2GQ3+CSHfFO9CfX8+gBxmxSm9TGweKjWVie0rt/0p'
}
],
authentifiers: {
r: 'Xfw43Kiu+q+L/1b+z+daKe784V3KcvxWXedwcyC/Yvp+ziR1Jomo7Og7ZoPUPUwQeM4UPpIVU/cTtgurH0LzvA=='
}
}
]
}