$ go build -o cli crypto/main/cli.go$ ./cli -message "Hello" --privateKey "7fbc14e8e527f94e1f9264762d034c1a8b2e745f802d769d81a9f0eab9bb9c38"
Proof: 03d3b68df80fa026ae0b50739e755dc9c5a5dc9a9439c200fa8044b4bf590b32e45670932f1ae6ba3908bf0eaea7881e420c1608faf08df9234d88bc59f98a8078b5881bc88457a65cb4696c7ac2e2f6da
Hash: d3b68df80fa026ae0b50739e755dc9c5a5dc9a9439c200fa8044b4bf590b32e4