def parse_entry_tags(entry):
    """Return a list of tag objects of the entry"""
    tags = set()
    for tag in entry.get('tags', []):
        term = tag.get('label') or tag.get('term') or ''
        for item in term.split(','):
            item = item.strip().lower()
            if item:
                tags.add(item)
    return list(tags)
