# Odds display algorithm (365races panel → Feed365)

## Exchange
- Runner ladders: `BO` (back odds), `LO` (lay odds)
- Composed at `GET /365/{sport}/{eventId}/odds` → `markets`

## Fancy
- Array `F[]` with lines: nation/label, back/lay prices (`b1`/`l1` or similar), stake limits
- `GET /365/{sport}/{eventId}/fancy`

## Bookmaker
- Array `B[]` selections with prices
- `GET /365/{sport}/{eventId}/bookmaker`

## Premium / Genius
- `selection_data` / premium market payloads
- `GET /365/{sport}/{eventId}/premium`

## Bet slip (read-only)
- Opened / matched / unmatched / exposure via `GET /365/bets`
- Place-bet body shapes documented under `placeBetShapes` — no mutation through aggregator