public Builder clearAreSharedByMe() {
            copyOnWrite();
            instance.clearAreSharedByMe();
            return this;
        }
<code>optional bool are_shared_by_me = 6;</code>

@return This builder for chaining.
turms-client-kotlin/src/main/java/im/turms/client/model/proto/request/storage/QueryMessageAttachmentInfosRequest.java