="punctuation">(</span><span class="punctuation">)</span> <span class="operator">=></span> <span class="type"><a href="/api/store/type-aliases/store/content/">Content</a></span></code></td><td><p>An optional <a href="/api/store/type-aliases/store/content/"><code>Content</code></a> object used when the underlying storage has not previously been populated.</p></td></tr><tr><th class="right">returns</th><td><code><span class="builtin">Promise</span><span class="operator">&lt;</span><span class="type"><a href="