public Builder setIsGroupMessage(boolean value) {
            copyOnWrite();
            instance.setIsGroupMessage(value);
            return this;
        }
<pre>
Query filter
</pre>

<code>bool is_group_message = 1;</code>

@param value The isGroupMessage to set.
@return This builder for chaining.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/conversation/UpdateTypingStatusRequest.java