I would like know how I can to retrieve content of my flow file.  First I have Kafka Consumer processor which consume message from Kafka Cluster and prepare flow file for the message then flow pass to ExecuteScript Processor where I need to get the message from Flow File so that I can create a new FlowFile attrubite using that and send it to next processor.  I can view the message by clilcking on List Queue--> View button which show the content of Flow File (Actual Kafka Message). But I dont know how I can read the content of FlowFile in ExecuteScript Processor.    Please suggest.    Thank You,  ... View more