ypeHash<span class="token punctuation">,</span> hash</span><span class="token punctuation">)</span> <span class="token punctuation">{</span>
    hash<span class="token punctuation">[</span><span class="token string">'songCount'</span><span class="token punctuation">]</span> <span class="token operator">=</span> hash<span class="token punctuation">[</span><span class="token string">'song_count'</span><span class="token punctuation">]</span>
    <span class="token keyword">delete</span> hash<span class="token