Expired timestamp, yours 1495249805, ours 1500799725
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => b85cc88db4ec82d32e1b46ad1896a3d9 [oauth_timestamp] => 1495249805 [oauth_consumer_key] => key [oauth_token] => requestkey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => rAQ4gV1qFgiNkHTZoSpZCSbFZTg= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/access_token.php?oauth_version=1.0&oauth_nonce=b85cc88db4ec82d32e1b46ad1896a3d9&oauth_timestamp=1495249805&oauth_consumer_key=key&oauth_token=requestkey&oauth_signature_method=HMAC-SHA1&oauth_signature=rAQ4gV1qFgiNkHTZoSpZCSbFZTg%3D [base_string] => )