Expired timestamp, yours 1573251145, ours 1574278543
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => a57f06718772679fc8d161b03ba654c7 [oauth_timestamp] => 1573251145 [oauth_consumer_key] => key [method] => foo%20bar [bar] => baz [oauth_token] => accesskey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => uhoiUkrUaON9cb1SRm/SMY5n2wk= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/echo_api.php?oauth_version=1.0&oauth_nonce=a57f06718772679fc8d161b03ba654c7&oauth_timestamp=1573251145&oauth_consumer_key=key&method=foo%2520bar&bar=baz&oauth_token=accesskey&oauth_signature_method=HMAC-SHA1&oauth_signature=uhoiUkrUaON9cb1SRm%2FSMY5n2wk%3D [base_string] => )