send data to lightstream API in PHP

send.php

<?php

$server = 'test.lightstream.io';
$type = 'ads';
$key = 'b72d053a3722415fab181af70e89a8f2';

$query_string = '?api_key='.$key;
$url = 'http://'.$server.'/api/items/'.$type;

$generated_id = 'test_' . time();

$data = array(
  'item' => array(
    'data' => array(
      'name' => 'Campagne Name',
      'sex' => 'M'
      /*
        here you can reference all kind of data
        those data could be use to filter data on the map
      */
    ),
    /*
      ID is not required,
      if the id field is not defined, API will generate one
      but we recomande to define an ID for each item by yourself
    */
    'id' => $generated_id, 
    /*
      geojson is a required field
      it should respect the geojson specification structure
      for more information see http://geojson.org/
    */
    'geojson' => array(
      'type' => 'Point',
      'coordinates' => array(
        33.377661, //set longitude here
        -6.447516 //set latitude here
      )
    )
  )
);

echo json_encode($data);

$options = array(
    'http' => array(
      'method'  => 'POST',
      'content' => json_encode( $data ),
      'header'=>  "Content-Type: application/json\r\n" .
      "Accept: application/json\r\n"
      )
    );

$context = stream_context_create( $options );
$result = file_get_contents( $url . $query_string, false, $context );

echo "to check insert, consult the following address with your browser:\r\n";
echo $url .'/'. $generated_id . $query_string;
echo "\r\n";

// display the buffer in terminal
// remove this function when script run in apache
ob_flush();

?>