method types.TypeRegistry.prototype.setMetadataimport { types } from "https://deno.land/x/polkadot@0.2.40/mod.ts"; const { TypeRegistry } = types; setMetadata(metadata: Metadata,signedExtensions?: string[],userExtensions?: ExtDef,noInitWarn?: boolean,): voidParametersmetadata: MetadataoptionalsignedExtensions: string[]optionaluserExtensions: ExtDefoptionalnoInitWarn: booleanReturnsvoid