title: Typescript - Extract a value from a string
body: <p>Is there a one-liner to get this value:</p>
  
  <p><code>1536634800</code></p>
  
  <p>Out of</p>
  
  <p><code>Timestamp(seconds=1536634800, nanoseconds=0)</code></p>
  
  <p>?</p>