What is number for subscribe, unsubscribe and change in proto file

Dhamsaniya_52172708 December 25, 2025, 7:49am 1

I am generating request and respones from cpp so i need a number for it which is not available on the proto file

Anand_Sajankar January 2, 2026, 12:51pm 4

@Dhamsaniya_52172708 Not sure if you are looking for below documentation

Topic		Replies	Views
Request for Official Protobuf Definition of WebSocket Subscribe/Unsubscribe Method Developer API	4	44	January 5, 2026
MarketDataFeedV3.proto FILE General	0	26	December 19, 2025
Need the official marketdatafeedv3.proto schema file General	0	7	January 22, 2026
C++, Protobuf version required Developer API	3	300	February 23, 2024
The market data feed response requires decoding using protobuf, utilizing the provided proto file. You'll need to translate the Market Data Proto File into the appropriate format compatible with your specific programming language Developer API futures-and-options	9	180	July 30, 2025