Called when a LuaSurface::request_path call completes.
path?: Array<PathfinderWaypoint> — The actual path that the pathfinder has determined. nil if pathfinding failed.id: uint32 — Handle to associate the callback with a particular call to LuaSurface::request_path.try_again_later: boolean — Indicates that the pathfinder failed because it is too busy, and that you can retry later.name: defines.events — Identifier of the eventtick: uint32 — Tick the event was generated.