RemixIconEx.Communication.chat_heart

You're seeing just the function chat_heart, go back to RemixIconEx.Communication module for more information.
Link to this function

chat_heart(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Communication.chat_heart()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M6.455 19L2 22.5V4a1 1 0 0 1 1-1h18a1 1 0 0 1 1 1v14a1 1 0 0 1-1 1H6.455zM4 18.385L5.763 17H20V5H4v13.385zm8.018-3.685L8.659 11.34a2.25 2.25 0 0 1 3.182-3.182l.177.177.177-.177a2.25 2.25 0 0 1 3.182 3.182l-3.36 3.359z" />
</svg>

example usage

svg.icon {
  width: 96;
  height: 96;
}