allowed written : {"@class":"com.ankurm.jackson3.part7security.H03PolymorphicTypeValidatorAllowlist$Envelope","body":{"@class":"com.ankurm.jackson3.part7security.H03PolymorphicTypeValidatorAllowlist$SafePayload","note":"ok"}}
allowed read    : SafePayload[ok]
rogue           : rejected with InvalidTypeIdException
