ricId<span class="punctuation">,</span> newMetric<span class="punctuation">,</span> oldMetric</span><span class="punctuation">)</span> <span class="operator">=></span> <span class="punctuation">{</span>
    console<span class="punctuation">.</span><span class="function">log</span><span class="punctuation">(</span><span class="string">'highestPrice metric changed'</span><span class="punctuation">)</span><span class="punctuation">;</span>
    console<span class="punctuation">.</span><span class="function">log