title: How to pass byte array from postman
body: <p>I am working on a public API where user will send byte[] in parameter. I have implemented the API method and want to do the testing for it but If I am trying in postman then not able to send the byte[]. Getting bellow error</p>
  <pre><code>{
  &quot;type&quot;: &quot;https://tools.ietf.org/html/rfc7231#section-6.5.1&quot;,
  &quot;title&quot;: &quot;One or more validation errors occurred.&quot;,
  &quot;status&quot;: 400,
  &quot;traceId&quot;: &quot;|e1896d86-412b7762126469ae.&quot;,
  &quot;errors&quot;: {
      &quot;$&quot;: [
          &quot;The JSON value could not be converted to System.Byte[]. Path: $ | LineNumber: 0 | BytePositionInLine: 1.&quot;
      ]
  }
  </code></pre>
  <p>}</p>
  <p>API method paramters</p>
  <pre><code>public IActionResult Upload(int clientId, string dtName, byte[] dtValues, bool append)
      {
   
  }
  </code></pre>
  <p>Postman call</p>
  <p><a href="https://i.stack.imgur.com/jqpQp.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/jqpQp.png" alt="enter image description here" /></a></p>