Identifiers

Client supplied identifiers

Tag	Name	Defined in	Echoed back	Description
320	SecurityReqID	Symbol List Request `<x>`	Symbol List `<y>`	The client's symbol list request identifier. Gemini does not enforce uniqueness although the FIX protocol recommends it.
262	MDReqID	Market Data Request `<V>`	Market Data – Snapshot/Full Refresh `<W>` Market Data – Incremental Refresh `<X>` Market Data Request Reject `<Y>`	The client's market data request identifier. Gemini requires uniqueness per active FIX session. A Market Data Request `<V>` message with a duplicate MDReqID `<262>` value during the current active FIX session will be rejected using a Market Data Request Reject `<Y>` with the MDReqRejReason `<281>` field set to `1` = Duplicate MDReqID `<262>`.

Tag

Name

Defined in

Echoed back

Description

320

The client's symbol list request identifier. Gemini does not enforce uniqueness although the FIX protocol recommends it.

262

The client's market data request identifier. Gemini requires uniqueness per active FIX session. A Market Data Request <V> message with a duplicate MDReqID <262> value during the current active FIX session will be rejected using a Market Data Request Reject <Y> with the MDReqRejReason <281> field set to 1 = Duplicate MDReqID <262>.

​Client supplied identifiers