title: CouchDB replication error: {"error":"bad_content_type","reason":"Content-Type must be application/json"}
body: <p>I'm trying to use the <em>replication</em> in <strong>CouchDB</strong>. </p>
  
  <p>When I enter the following code :</p>
  
  <pre><code> curl -X POST http://127.0.0.1:5984/_replicate \
  -d ’{"source":"musica","target":"musica-replica"}’
  </code></pre>
  
  <p>I receive the following error: </p>
  
  <blockquote>
    <p>{"error":"bad_content_type","reason":"Content-Type must be application/json"}</p>
  </blockquote>
  
  <p>Can you help me?</p>