fun <T : Any!> asJSON(objectMapper: ObjectMapper!, clazz: Class<T>!): T (source)
Provides the body of the message, marshalled as a JSON object.
objectMapper - ObjectMapper!: the object mapper to deserialize with
clazz - Class<T>!: the JSON object class
IOException - if an error occurs during marshalling
Return
T: a new instance of the JSON object class