import * as polkadot from "https://deno.land/x/polkadot@0.2.37/types/extrinsic/constants.ts"; VariablesvBIT_SIGNEDvBIT_UNSIGNEDvDEFAULT_VERSIONvEMPTY_U8AvIMMORTAL_ERAvUNMASK_VERSION