GetResponse API for NewsLetter

  require_once 'jsonRPCClient.php';
     $api_key = 'APIKEY';
     $api_url = 'http://api2.getresponse.com';
     $client = new jsonRPCClient($api_url);
     $body   = file_get_contents('email.html');
    # find campaign named 'test'
      $campaigns = $client->get_campaigns(
	$api_key,
    array (
    	# find by name literally
        'name' => array ( 'EQUALS' => 'abs_prosignal_email_alert' )
	)
     );

    $CAMPAIGN_ID = array_pop(array_keys($campaigns));


       $result = $client->send_newsletter(
	$api_key,
	array (


    	"campaign"      => $CAMPAIGN_ID,
            "from_field"       => "support@domain.com",
            "reply_to_field"   => "support@domain.com",
            "subject"  => "My newsletter",
            "name"     =>"Support domain",

	'content' => array(
	        'html'       => 'Some HTML content',
				 'plain' => 'Hello there'
	    )



	)
         );


     print_r($result);