Expired timestamp, yours 1568230500, ours 1576451779
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => a30ce3331a44729e176272fe77ca28b0 [oauth_timestamp] => 1568230500 [oauth_consumer_key] => key [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => iFopzjY8JkjRwqWreVwDh/IU/Cg= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/request_token.php?oauth_version=1.0&oauth_nonce=a30ce3331a44729e176272fe77ca28b0&oauth_timestamp=1568230500&oauth_consumer_key=key&oauth_signature_method=HMAC-SHA1&oauth_signature=iFopzjY8JkjRwqWreVwDh%2FIU%2FCg%3D [base_string] => )