method TypeRegistry.prototype.getUnsafeimport { TypeRegistry } from "https://dotland.deno.dev/x/polkadot@0.2.35/types/mod.ts"; getUnsafe<T extends Codec = Codec, K extends string = string>(name: K,withUnknown?: boolean,knownTypeDef?: TypeDef,): CodecClass<T> | undefinedType ParametersoptionalT extends Codec = CodecoptionalK extends string = stringParametersname: KoptionalwithUnknown: booleanoptionalknownTypeDef: TypeDefReturnsCodecClass<T> | undefined