title: Woocommerce rest authentication error 401
body: <p>I'm getting 401 error on Woocommerce Rest Api</p>
  
  <ul>
  <li>Woocommerce Last version</li>
  <li>WP Debug disabled</li>
  <li>Nginx Server</li>
  <li>Auth config correctly (keys)</li>
  </ul>
  
  <hr>
  
  <pre><code>{"code":"woocommerce_rest_authentication_error","message":"Assinatura inv\u00e1lida - a assinatura fornecida n\u00e3o confere.","data":{"status":401}}
  {'x-robots-tag': 'noindex', 'x-content-type-options': 'nosniff', 'x-powered-by': 'PHP/5.5.9-1ubuntu4.17', 'transfer-encoding': 'chunked', 'access-control-expose-headers': 'X-WP-Total, X-WP-TotalPages', 'keep-alive': 'timeout=5', 'server': 'nginx', 'connection': 'keep-alive', 'link': '&lt;http://subdomain.example.com/wp-json/&gt;; rel="https://api.w.org/"', 'date': 'Thu, 23 Feb 2017 14:51:35 GMT', 'access-control-allow-headers': 'Authorization, Content-Type', 'content-type': 'application/json; charset=UTF-8'}
  </code></pre>
  
  <hr>
  
  <pre><code>import sys
  from WooCommerceClient import WooCommerceClient
  import pprint
  
  wc_client = WooCommerceClient('ck_8fe372c78d82bf65ff454f68abfe35b8d6140e9d', 'cs_52bd7c4693a26808b66edb7d1f7cad98e5cb213f', 'http://subdomain.example.com/')
  pprint.pprint(wc_client.get_products())
  </code></pre>