Sequenced Unit Header with 2 Messages
| Sequenced Unit Header Message Example | ||
| Hdr Length | 31 00 | 50 bytes, including header |
| Hdr Count | 02 | 2 messages to follow |
| Hdr Unit | 01 | Unit 1 |
| Hdr Sequence | 01 00 00 00 | First message has sequence number 1 |
| Message 1: Add Order Message Example (Short) | ||
| Length | 1A | 26 bytes |
| Message format | 22 | Add Order – Short |
| Time offset | 18 D2 06 00 | 447,000 ns since last Time Message |
| Order Id | 05 40 5B 77 8F 56 1D 0B | 631WC4000005 |
| Side Indicator | 42 | Buy |
| Quantity | E1 02 | 737 shares |
| Symbol | 5A 56 5A 5A 54 20 | ZVZZT |
| Price | 01 00 | 0.01 |
| Flags | 01 | Display |
| Message 2: Reduce Size Message Example (Short) | ||
| Length | 10 | 16 bytes |
| Message format | 26 | Reduce Size – Short |
| Time offset | E8 D9 06 00 | 449,000 ns since last Time Message |
| Order Id | 05 40 5B 77 8F 56 1D 0B | 631WC4000005 |
| Canceled Quantity | E1 02 | 737 shares |