interface HeadData
implements Bytes
import { type HeadData } from "https://deno.land/x/polkadot@0.2.14/types/interfaces/parachains/types.ts";
x/polkadot/types/interfaces/parachains/types.ts>HeadData
import { type HeadData } from "https://deno.land/x/polkadot@0.2.14/types/interfaces/parachains/types.ts";