Function export_json 

pub fn export_json(key: &PrivateKey, network: Network) -> Result<String>

Export a private key to JSON format.

Example

use rustywallet_export::{export_json, Network};
use rustywallet_keys::prelude::PrivateKey;

let key = PrivateKey::random();
let json = export_json(&key, Network::Mainnet).unwrap();
println!("{}", json);