Function query_crypto_account_info_for_startup 

pub async fn query_crypto_account_info_for_startup(
    backend: &BackendConn,
    acc_id: u64,
    trd_cache: &TrdCache,
    currency: i32,
) -> Result<()>

Startup-only Crypto asset read. Unlike public/write paths, C++ startup can query before trade unlock and serializes a present but empty asset cipher.