google.golang.org/grpc/binarylog/grpc_binarylog_v1.Metadata.XXX_Unmarshal (method)

one use

	google.golang.org/grpc/binarylog/grpc_binarylog_v1 (current package)
		binarylog.pb.go#L607: func (m *Metadata) XXX_Unmarshal(b []byte) error {