@java.lang.Override
    public boolean equals(final java.lang.Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof GroupMembersWithVersion other)) {
            return super.equals(obj);
        }

        if (!getGroupMembersList().equals(other.getGroupMembersList())) {
            return false;
        }
        if (hasLastUpdatedDate() != other.hasLastUpdatedDate()) {
            return false;
        }
        if (hasLastUpdatedDate()) {
            if (getLastUpdatedDate() != other.getLastUpdatedDate()) {
                return false;
            }
        }
        return getUnknownFields().equals(other.getUnknownFields());
    }
<code>optional int64 last_updated_date = 2;</code>

@return The lastUpdatedDate.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/group/GroupMembersWithVersion.java