validate_payable
[{"type":"address","value":"ak_2VyD4Y7zi63bM9QmJHakqEtFMZ97EUZU3uaksj2kWjdv422UYQ"},{"type":"contract","value":"ct_2BUHXzVNrELMiWKQ64saw1fvwir7wV5rnh5b28AK8Hf8Epr6qV"}]
{"type":"unit","value":""}