class NmBoneMaskSetDefinition_t
{
public:
    CGlobalSymbol m_ID;
    CNmBoneWeightList m_primaryWeightList;
    CUtlLeanVector<CNmBoneWeightList> m_secondaryWeightLists;
};

KV3 Class Defaults

{
    m_ID = ""
    m_primaryWeightList = 
    {
        m_skeletonName = resource_name:""
        m_boneIDs = [  ]
        m_weights = [  ]
    }
    m_secondaryWeightLists = [  ]
}