fn verify_signature_against_trust_roots(
signed_bytes: &[u8],
signature: &[u8],
trusted_keys: &[TrustedPubkey],
) -> Result<String, VerifyError>fn verify_signature_against_trust_roots(
signed_bytes: &[u8],
signature: &[u8],
trusted_keys: &[TrustedPubkey],
) -> Result<String, VerifyError>