scan messages and send @return whether there are more messages

Scan messages, continue scanning until there is no more messages

Select one available meta server from the comma separated meta server addresses, e.g. http://1.2.3.4:8080,http://2.3.4.5:8080 <br /> In production e

webhook send @param releaseHistory {@link ReleaseHistoryBO}

set the user display name for the object @param userDisplayName user display name