Expired timestamp, yours 1507866228, ours 1513545219
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => d6b4c739ba8f1e95a4ea2fd71356809a [oauth_timestamp] => 1507866228 [oauth_consumer_key] => key [method] => foo%20bar [bar] => baz [oauth_token] => accesskey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => p16E42Mkse2znmHl4X5V0SZvB1g= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=d6b4c739ba8f1e95a4ea2fd71356809a&oauth_timestamp=1507866228&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=p16E42Mkse2znmHl4X5V0SZvB1g%3D [base_string] => )