Function resolve_handles_with_verifier 

pub async fn resolve_handles_with_verifier<A: XmtpApi>(
    api: &ApiClientWrapper<A>,
    conn: &impl DbQuery,
    handles: &[Handle],
    verifier: &impl SmartContractSignatureVerifier,
) -> Result<Vec<Option<InboxId>>, ClientError>

The verified handle resolver for a caller with no client, such as an SDK static helper. It stores the states it derives, with no event.