syntax = "proto3"; option go_package = "./rtc;rtc"; package rtc; message CommonResp{ int32 errCode = 1; string errMsg = 2; } message GetJoinTokenReq{ string apiKey = 1; string apiSecret = 2; string room = 3; string identity = 4; string operationID = 5; } message GetJoinTokenResp{ CommonResp CommonResp = 1; string jwt = 2; } service RtcService { rpc GetJoinToken(GetJoinTokenReq) returns(GetJoinTokenResp); }