new code_model_flows_processors_queues_InMemQueueMessage(
msg, // code.model.flows.processors.queues.ImQueueMessage
config, // code.data.O
requested, // long
timestamp, // scala.Option[long]
body, // java.lang.String
header_set // scala.collection.immutable.Map[java.lang.Stringjava.lang.String]
)