A number between 0 and 255 inclusive, represented by one of the following named strings or the string version of the number. For example "10" and "decals" are both valid. Higher values are rendered above lower values.
string | "zero" | "background-transitions" | "under-tiles" | "decals" | "above-tiles" | "ground-layer-1" | "ground-layer-2" | "ground-layer-3" | "ground-layer-4" | "ground-layer-5" | "lower-radius-visualization" | "radius-visualization" | "transport-belt-integration" | "resource" | "building-smoke" | "rail-stone-path-lower" | "rail-stone-path" | "rail-tie" | "decorative" | "ground-patch" | "ground-patch-higher" | "ground-patch-higher2" | "rail-chain-signal-metal" | "rail-screw" | "rail-metal" | "remnants" | "floor" | "transport-belt" | "transport-belt-endings" | "floor-mechanics-under-corpse" | "corpse" | "floor-mechanics" | "item" | "transport-belt-reader" | "lower-object" | "transport-belt-circuit-connector" | "lower-object-above-shadow" | "lower-object-overlay" | "object-under" | "object" | "cargo-hatch" | "higher-object-under" | "higher-object-above" | "train-stop-top" | "item-in-inserter-hand" | "above-inserters" | "wires" | "under-elevated" | "elevated-rail-stone-path-lower" | "elevated-rail-stone-path" | "elevated-rail-tie" | "elevated-rail-screw" | "elevated-rail-metal" | "elevated-lower-object" | "elevated-object" | "elevated-higher-object" | "fluid-visualization" | "wires-above" | "entity-info-icon" | "entity-info-icon-above" | "explosion" | "projectile" | "smoke" | "air-object" | "air-entity-info-icon" | "light-effect" | "selection-box" | "higher-selection-box" | "collision-selection-box" | "arrow" | "cursor"