message: JAAA: Your approval is required: Payment of 123 bytes from m to MPG4MHVYUAP3B5IQX44LTINTSUKYB6JA initiated by MYESSCFGDERS3YIEGNZDOG2BI5HKQHLU(1), please send me back the token linked to validate the transaction. And add a 'cancel = true' field to refuse it.