Get Metafields Product

Hello everyone, I’ve declared a product metafield as a list of values; how can I retrieve those values using code? Thank you!!

{% assign related_products = product.metafields.custom.custom_product_related %}
{% for related_product in related_products.value %}

### {{ related_product.title }}

{% endfor %}

I didn’t make sure the code is correct. But it is like this.

Thank you so much !!