Expired timestamp, yours 1502612185, ours 1503141428
OAuthRequest Object ( [parameters:OAuthRequest:private] => Array ( [oauth_version] => 1.0 [oauth_nonce] => c0e62408f0395653dd534c045330cb42 [oauth_timestamp] => 1502612185 [oauth_consumer_key] => key [oauth_token] => requestkey [oauth_signature_method] => HMAC-SHA1 [oauth_signature] => WtJ4Evs9fVZ810QIgQP1Q+dxTIk= ) [http_method:OAuthRequest:private] => GET [http_url:OAuthRequest:private] => http://term.ie/oauth/example/access_token.php?oauth_version=1.0&oauth_nonce=c0e62408f0395653dd534c045330cb42&oauth_timestamp=1502612185&oauth_consumer_key=key&oauth_token=requestkey&oauth_signature_method=HMAC-SHA1&oauth_signature=WtJ4Evs9fVZ810QIgQP1Q%2BdxTIk%3D [base_string] => )