Glossary of Response Keys

Updated on November 21, 2025
 
Key
Full Name
Data Type
Description
mid
marketId
STRING
Unique identifier for the market.
eid
eventId
INT
Unique ID of the event the market belongs to.
ty
marketType
STRING
Type of market (e.g., “ball-by-ball”, “bookmaker2”).
vr
voidReason
STRING
Reason for voiding the market.
vf
voidFrom
STRING / NULL
The timestamp when the market was voided, in ISO format.
vt
voidTo
STRING / NULL
The timestamp when the market became voided, in ISO format.
iv
isVoided
BOOL
Whether the market is voided (
true
= voided,
false
= not voided).
si
sportId
INT
Unique identifier for the sport.
lr
layRate
STRING / NULL
The lay rate (if available).
br
backRate
STRING / NULL
The back rate (if available).
l
layPrice
STRING / NULL
The lay price (if available).
b
backPrice
STRING / NULL
The back price (if available).