The Nāgas are definitely the followers of Virūpākṣa (Pāli: Virūpakkha), on the list of Four Heavenly Kings who guards the western direction. They work as guards on Mount Sumeru, preserving the dēvas of Trāyastriṃśa from attacks via the asuras. Devī Manasā is known while in the Heavens, from the abode https://128.199.208.170/