RemixIconEx.Buildings.home_heart

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

home_heart(icon_css_class \\ "icon")

iex> Elixir.RemixIconEx.Buildings.home_heart()
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" class="icon">
  <path d="M20 20a1 1 0 0 1-1 1H5a1 1 0 0 1-1-1v-9H1l10.327-9.388a1 1 0 0 1 1.346 0L23 11h-3v9zm-2-1V9.157l-6-5.454-6 5.454V19h12zm-6-2l-3.359-3.359a2.25 2.25 0 1 1 3.182-3.182l.177.177.177-.177a2.25 2.25 0 1 1 3.182 3.182L12 17z" />
</svg>

example usage

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