let time_t = time_t_now();
let time_t = format!("{:x}", time_t);
let hmac = token_hmac(c.ic.secret.0.as_bytes(), time_t.as_bytes());
+ //dbg!(DumpHex(&hmac));
let mut token = time_t;
write!(token, " ").unwrap();
base64::encode_config_buf(&hmac, BASE64_CONFIG, &mut token);