<p>Came here because I'm stuck on the same issue. For anyone looking for a temporary workaround to import you can create a migration file and add</p>
<div class="highlight highlight-source-ruby"><pre><span class="pl-k">class</span> <span class="pl-en">AddNearbyToUsers<span class="pl-e"> < ActiveRecord::Migration</span></span>[<span class="pl-c1">6.0</span>]
  <span class="pl-k">def</span> <span class="pl-en">change</span>
    add_column <span class="pl-s"><span class="pl-pds">"</span>users<span class="pl-pds">"</span></span>, <span class="pl-s"><span class="pl-pds">"</span>nearby<span class="pl-pds">"</span></span>, <span class="pl-c1">:integer</span>, <span class="pl-c1">:default</span> => <span class="pl-c1">50</span>
  <span class="pl-k">end</span>
<span class="pl-k">end</span></pre></div>

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