title: Can we channel different kind of message through same kafka topic?
body: <p>I have scenario where I have different type of messages to be streamed from kafka producer.</p>
  
  <p>If I dont want to use different topic per different message type how to handle it at spark-structured-streaming consumer side ?</p>
  
  <pre><code>i.e. only one topic I want to use for different type of messages ...say Student record , Customer record....etc.
  How to identify which message is been received from Kafka topic?
  
  Please let me know how to handle this scenario at kafka consumer side?
  </code></pre>