class Json implements Codec extends Map<string, any>import { Json } from "https://deno.land/x/polkadot@0.2.12/types/codec/index.ts"; ConstructorsnewJson(registry: Registry, value?: Record<string, unknown> | null)PropertiesoptionalcreatedAtHash: IU8areadonlyencodedLength: numberreadonlyhash: IU8areadonlyisEmpty: booleanreadonlyregistry: RegistryMethodseq(other?: unknown): booleangetT<T>(key: string): Tinspect(): InspecttoHex(): HexStringtoHuman(): Record<string, AnyJson>toJSON(): Record<string, AnyJson>toPrimitive(): Record<string, AnyJson>toRawType(): stringtoString(): stringtoU8a(isBare?: boolean): Uint8Array