Expired timestamp, yours 1526519296, ours 1537698515
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => ced50a80fc15092e5b1ba048cffe023f [oauth_timestamp] => 1526519296 [oauth_consumer_key] => key [oauth_token] => requestkey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => pcUfPAwifNc+buCBhdrqaIA75xU= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/access_token.php?oauth_version=1.0&oauth_nonce=ced50a80fc15092e5b1ba048cffe023f&oauth_timestamp=1526519296&oauth_consumer_key=key&oauth_token=requestkey&oauth_signature_method=HMAC-SHA1&oauth_signature=pcUfPAwifNc%2BbuCBhdrqaIA75xU%3D [base_string] => )