Function unwrap_org_key 

pub(crate) fn unwrap_org_key(
    store: &KeyStore<KeySlotIds>,
    organization_id: OrganizationId,
    token: &AccessToken,
    encrypted_payload: &str,
) -> Result<(), CryptoModuleError>

Decrypt the identity server’s encrypted_payload with token’s derived key and install the org key into store.