Retrieves a customer note.
Example Response
{ "noteId": 777, "uri": "https://api.payjunction.com/customers/899/notes/777", "note": "This is a customer note for customer 899", "created": "2013-11-19T02:42:33Z", "lastModified": "2013-11-19T02:42:33Z", "user": { "firstName": "Bilbo", "lastName": "Baggins" } }