Expired timestamp, yours 1518536117, ours 1537740900
OAuthRequest Object ( [parameters:protected] => Array ( [oauth_consumer_key] => key [oauth_nonce] => e3bc1beff657e4ab90e7902181fdeefc [oauth_signature] => hzI+4025Lre8wmoMUfvjssKD9/o= [oauth_signature_method] => HMAC-SHA1 [oauth_timestamp] => 1518536117 [oauth_token] => requestkey [oauth_version] => 1.0 ) [http_method:protected] => GET [http_url:protected] => http://oauthbin.com:/v1/access-token?oauth_consumer_key=key&oauth_nonce=e3bc1beff657e4ab90e7902181fdeefc&oauth_signature=hzI%2B4025Lre8wmoMUfvjssKD9%2Fo%3D&oauth_signature_method=HMAC-SHA1&oauth_timestamp=1518536117&oauth_token=requestkey&oauth_version=1.0 [base_string] => )