WP: Ajax jQuery

gistfile1

$.ajax({
	type: 'POST',
	url: MyAjax.ajaxurl,
	data: {
		action: 'action_which_handle_request',
		pid: $this.attr('data-id')
	},
	success: function(data, textStatus, XMLHttpRequest){
		$this.empty().append(data);
	},
	error: function(jqXHR, textStatus, errorThrown) {
		console.log(errorThrown);
	}
});