copy
fun copy(id: ByteString = this.id, parent_id: ByteString = this.parent_id, trace_id: ByteString = this.trace_id, name: String = this.name, start_timestamp_micros: Long = this.start_timestamp_micros, duration_micros: Long = this.duration_micros, tags: List<KeyValue> = this.tags, unknownFields: ByteString = this.unknownFields): Span