use ed25519_dalek::SigningKey;
use json_atomic::{seal_value, verify_seal};
use serde_json::json;
fn main() {
let sk = SigningKey::from_bytes(&[7u8; 32]);
let value = json!({"b":1,"a":"Café"});
let fact = seal_value(&value, &sk).unwrap();
verify_seal(&fact).unwrap();
println!("CID(hex)={}", fact.cid_hex());
}