ExperimentalOptional Readonly ExperimentalcrsInput CRS. Only EPSG:4326 / CRS84 / OGC:CRS84 are accepted.
Readonly ExperimentaldatasetOptional Readonly ExperimentallabelOptional Readonly ExperimentalrowAttribute field holding stable row identity, used by delta reconciliation.
Optional Readonly ExperimentaltemporalAttribute fields to treat as temporal (Kepler timestamp).
Row identity + geometry declarations shared by the tabular projections.