interface DefinitionRpcParamimport { type DefinitionRpcParam } from "https://dotland.deno.dev/x/polkadot@0.2.45/types/types/index.ts"; PropertiesoptionalisHistoric: booleantrue if the parameter is a blockhash that is to be used in historic queries optionalisOptional: booleantrue if this is an optional parameter (we forgo the use of Option types) name: stringThe name of the parameter type: DefinitionTypeTypeThe type of the parameter