#!/bin/bash

ssbPubkey=$1

if [[ ${ssbPubkey:0:1} == "@" ]]
then
	ssbPubkey=${ssbPubkey:1}
fi

ssbPubkey=$(echo $ssbPubkey | cut -d '.' -f 1)
g1pub=$(echo "$ssbPubkey" | base64 -d | base58)

echo ""
echo $g1pub
echo ""