Fetching channel history - NumberFormatException

[dzikoysk]

List<SlackMessagePosted> messages = channelHistoryModule.fetchHistoryOfChannel(channel.getId(), history);

java.lang.NumberFormatException: For input string: "1522750944.000448"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
	at java.lang.Long.parseLong(Long.java:589)
	at java.lang.Long.parseLong(Long.java:631)
	at com.google.gson.JsonPrimitive.getAsLong(JsonPrimitive.java:238)
	at com.ullink.slack.simpleslackapi.impl.GsonHelper.getLongOrDefaultValue(GsonHelper.java:38)
	at com.ullink.slack.simpleslackapi.impl.GsonHelper.getLongOrNull(GsonHelper.java:13)
	at com.ullink.slack.simpleslackapi.impl.SlackJSONMessageParser.extractAttachmentsFromMessageJSON(SlackJSONMessageParser.java:474)
	at com.ullink.slack.simpleslackapi.impl.SlackJSONMessageParser.parseMessagePublished(SlackJSONMessageParser.java:241)
	at com.ullink.slack.simpleslackapi.impl.SlackJSONMessageParser.extractMessageEvent(SlackJSONMessageParser.java:175)
	at com.ullink.slack.simpleslackapi.impl.SlackJSONMessageParser.decode(SlackJSONMessageParser.java:62)
	at com.ullink.slack.simpleslackapi.impl.ChannelHistoryModuleImpl.fetchHistoryOfChannel(ChannelHistoryModuleImpl.java:131)
	at com.ullink.slack.simpleslackapi.impl.ChannelHistoryModuleImpl.fetchHistoryOfChannel(ChannelHistoryModuleImpl.java:114)
	at com.ullink.slack.simpleslackapi.impl.ChannelHistoryModuleImpl.fetchHistoryOfChannel(ChannelHistoryModuleImpl.java:89)
	at com.ullink.slack.simpleslackapi.impl.ChannelHistoryModuleImpl.fetchHistoryOfChannel(ChannelHistoryModuleImpl.java:84)
	at com.ullink.slack.simpleslackapi.impl.ChannelHistoryModuleImpl.fetchHistoryOfChannel(ChannelHistoryModuleImpl.java:79)```