moonpulsar includes proto/PulsarApi.proto from Apache Pulsar and
proto/top.mbt generated from that protocol definition.
Source: https://github.com/apache/pulsar/blob/769ce7f51c6f04bbd0b2043fd5bd54b16476df69/pulsar-common/src/main/proto/PulsarApi.proto

Apache Pulsar
Copyright 2017-2024 The Apache Software Foundation
This product includes software developed at
The Apache Software Foundation (http://www.apache.org/).