Expired timestamp, yours 1490059538, ours 1506300941
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => eab965edbe1a156d416a20a3c50248e5 [oauth_timestamp] => 1490059538 [oauth_consumer_key] => key [method] => foo%20bar [bar] => baz [oauth_token] => accesskey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => ctl9TEae79ff2FJLdKd0WRrkCBM= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=eab965edbe1a156d416a20a3c50248e5&oauth_timestamp=1490059538&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=ctl9TEae79ff2FJLdKd0WRrkCBM%3D [base_string] => )