title: How to pass Parameter In retrofit
body: <p>Hear is my API: 
  <a href="http://v2sgroups.in/Erp_V2s_Groups/AndroidPanel/OTPVerification/099567" rel="nofollow noreferrer">http://v2sgroups.in/Erp_V2s_Groups/AndroidPanel/OTPVerification/099567</a>.
  I try to call Api through retrofit framework , how can I pass parameter in retrofit like above link. 099657 is the passing parameter.</p>
  
  <pre><code>@GET("/AndroidPanel/OTPVerification/")
  void otp(@Field("otp") String otp,
          Callback&lt;OTP&gt; callback);
  </code></pre>
  
  <p>how to pass 099567 in using interface?</p>