type alias ExistsUsernameResponseimport { type ExistsUsernameResponse } from "https://dotland.deno.dev/x/wmill@v1.418.0/gen/index.ts"; definition: (boolean)import ExistsUsernameResponseimport { ExistsUsernameResponse } from "https://dotland.deno.dev/x/wmill@v1.418.0/gen/index.ts";