class HashgraphLedger { ledgerId: string = '' latestStateVersionHashId: string = '' stateVersionTable: { [stateVersionHashId: string]: any } = {} peerListenerTable: any = {} syncFrequency: number = 1000 peerDiscoverCallbackMethod: any peerSendMessageCallbackMethod: any peerReceiveMessageCallbackMethod: any } export { HashgraphLedger }