title: sending Json data to server using AT commands
body: <p>I am having a website which accepts json data with post method.It works fine when i try sending the request from POSTMAN rest client.
  When i am trying to the same using AT commands its failing.</p>
  
  <p><a href="https://i.stack.imgur.com/jTR0z.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/jTR0z.png" alt="enter image description here"></a></p>
  
  <p>This is the AT sequence i tried</p>
  
  <pre><code>AT
  AT+CREG? 
  AT+CGATT?
  AT+CIPSHUT
  AT+CIPSTATUS
  AT+CIPMUX=0 
  AT+CGDCONT=1,"IP","airtelgprs.com"
  AT+CSTT="airtelgprs.com"
  AT+CIICR
  AT+CIFSR
  AT+CIPSTATUS
  AT+CIPSTART= "TCP","obdsam.herokuapp.com","80"
  AT+CIPSEND
  &gt;
  POST /newtasks HTTP/1.1 (Ctrl+M + Ctrl+J)
  HOST: obdsam.herokuapp.com" (Ctrl+M + Ctrl+J)
  Accept: application/json (Ctrl+M + Ctrl+J)
  Content-Type: application/json (Ctrl+M + Ctrl+J)
  {"RPM":"41","ECT":"20"} (Ctrl+M + Ctrl+J)
  (ctrl+j)(ctrl+z)
  </code></pre>
  
  <p>What could be the issue?</p>
  
  <p>This is the reply from serial terminal</p>
  
  <p><a href="https://i.stack.imgur.com/Z8Pwm.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/Z8Pwm.png" alt="enter image description here"></a></p>