step3.rs

println!("12. Creating Prover wallet and opening it to get the handle");
let prover_did = "VsKV7grR1BUE29mG2Fm2kX";
let prover_wallet_name = "prover_wallet";
let prover_wallet_config = json!({ "id" : prover_wallet_name.to_string() }).to_string();
wallet::create_wallet(&prover_wallet_config, USEFUL_CREDENTIALS).wait().unwrap();
let prover_wallet_handle: i32 = wallet::open_wallet(&prover_wallet_config, USEFUL_CREDENTIALS).wait().unwrap();

println!("13. Prover is creating Master Secret");
let master_secret_name = "master_secret";
anoncreds::prover_create_master_secret(prover_wallet_handle, Some(master_secret_name)).wait().unwrap();