kpt-grpc-demo/google/cloud/eventarc/publishing/v1/eventarcpublishing_grpc_service_config.json

{
  "methodConfig": [{
    "name": [
      { "service": "google.cloud.eventarc.publishing.v1.Publisher", "method": "PublishChannelConnectionEvents" }
    ],
    "timeout": "60s"
  }]
}