title: How to check in using facebook android sdk (graph api)
body: <p>I want to check in using facebook android sdk (graph api),</p>
  
  <p>I am trying this</p>
  
  <pre><code>String checkinData = "{"+
                          "\"message\"=\"Test\"" +
                          "\"place\"=\"000000000\"" 
                          +   "\"coordinates\"={\"latitude\":\"000000000\", \"longitude\":\"-000000000\"}\"" + "}";
  
                  Bundle params  = new Bundle();
                  params.putString("checkin", checkinData);
                  String pageData = "";
  
                  try {
                      pageData = facebook.request("/checkins", params, "POST");
                  } catch (Exception e) {
  
                      e.printStackTrace();
                  }
  
                  System.out.println("Data :  " + pageData);
  </code></pre>
  
  <p>But its giving me this error</p>
  
  <pre><code>{"error":{"message":"batch parameter must be a JSON array","type":"GraphBatchException"}}
  </code></pre>
  
  <p>is this correct way to check in using facebook graph api</p>