function Claim ({ accountId, className = '', ethereumAddress, ethereumSignature, isOldClaimProcess, onSuccess, statementKind }: Props): React.ReactElement<Props> | null {
  const { t } = useTranslation();
  const { api, systemChain } = useApi();
  const [claimValue, setClaimValue] = useState<BN | null>(null);
  const [isBusy, setIsBusy] = useState(false);