Column layout the user arranged.
Ids of columns the user hid.
Column ids in display order.
User-pinned columns, by column id.
User-resized widths, by column id.
The filter model at the time of saving.
Paging preferences.
Rows per page the user chose.
The sort model at the time of saving.
Schema version. Compared against GRID_STATE_VERSION on read.
What the grid writes to
localStorageunder DataGridProps.storageKey.Stored under the key
hxg:<storageKey>.