Expired timestamp, yours 1533925458, ours 1539778958
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => 0751160b2c2e9dd8e80105cc14465012 [oauth_timestamp] => 1533925458 [oauth_consumer_key] => key [method] => foo%20bar [bar] => baz [oauth_token] => accesskey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => hv9ZaOZy9DFmqrj1SzmwGixelZ0= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=0751160b2c2e9dd8e80105cc14465012&oauth_timestamp=1533925458&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=hv9ZaOZy9DFmqrj1SzmwGixelZ0%3D [base_string] => )