One Vietnamese parcel by id (from VN_parcel_search): its fields as in the search, and zones, the planning zones covering at least 5% of it (Đà Nẵng and HCMC only), detailed plans first: id, level (qh_chi_tiet detailed, qh_phan_khu zoning, qh_chung general plan), landUse (the plan's code), landUseName, otherUses (the other plan codes the block allows), purpose, floorsMax, densityMax (%), farMax and share of the parcel (0–1). Use VN_zoning_get with a zone id for all its rules. Set include_geometry for the boundary as GeoJSON.