fn insert_into_keystore<TPublic: Public>(seed: &str, keystore: &KeystorePtr, key_type: KeyTypeId) {
// head on the relay registrar. However there is no easy way to do that unless we touch all the code
// so we generate a dummy head state for it. This can be then overriden (as zombienet does) and everything would work
nimbus: hex!["d2644c1ab2c63a3ad8d40ad70d4b260969e3abfe6d7e6665f50dc9f6365c9d2a"].unchecked_into(),