title: Should I use sent token or user_id to get user's data
body: <p>If an <code>user</code> have many <code>offers</code>, should I fetch them using sent Authorization <code>token</code> or send <code>user_id</code> separately in a body request?</p>
  
  <p>I specified <code>Node.js</code> and <code>MongoDB</code> in case best practices differentiate from other tools.</p>