Open the developer console (F12 → Console) and run:
copy(JSON.stringify({pixarChecksV1:JSON.parse(localStorage.pixarChecksV1||'{}'),disneyChecksV1:JSON.parse(localStorage.disneyChecksV1||'{}'),foxChecksV1:JSON.parse(localStorage.foxChecksV1||'{}')}))
That copies your saved checks to the clipboard.