  <span class="property">"migrations"</span><span class="operator">:</span> <span class="punctuation">[</span>
    <span class="punctuation">{</span>
      <span class="property">"tag"</span><span class="operator">:</span> <span class="string">"v1"</span><span class="punctuation">,</span>
      <span class="property">"new_sqlite_classes"</span><span class="operator">:</span> <span class="punctuation">[</span><span class="string">"YourDurableObjectClass"</span><span class="punctuation">]</span>
    <span cla