Expired timestamp, yours 1495249805, ours 1496091298
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => 20ddae60e529374d3d6601ce4091bd25 [oauth_timestamp] => 1495249805 [oauth_consumer_key] => key [method] => foo%20bar [bar] => baz [oauth_token] => accesskey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => 1TttWv+I/NYrsGsbOgABJm7xhrQ= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=20ddae60e529374d3d6601ce4091bd25&oauth_timestamp=1495249805&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=1TttWv%2BI%2FNYrsGsbOgABJm7xhrQ%3D [base_string] => )