class RPopCommand extends Command<unknown | null, TData | null>import { RPopCommand } from "https://deno.land/x/upstash_redis@v1.18.1/pkg/commands/mod.ts"; ConstructorsnewRPopCommand(cmd: [string, number], opts?: CommandOptions<unknown | null, TData | null>)Type ParametersoptionalTData extends unknown | unknown[] = string