Type of Security Definition Request <35=c>.
| Code | Meaning |
|---|---|
| 0 | Request Security identity and specifications |
| 1 | Request Security identity for the specifications provided (Name of the security is not supplied) |
| 2 | Request List Security Types |
| 3 | Request List Securities (Can be qualified with Symbol, SecurityType, TradingSessionID, SecurityExchange is provided then only list Securities for the specific type) |