Outcome's selection key/selection is an identifier of outcome within event.

Structure

Selection key has the following format in string representation:

"[1,[2,3],[4,5],6,7,[8,9]]"
"[marketType,[marketParam1,marketParam2],[period,subperiod],resultKind,outcomeType,[outcomeParam1,outcomeParam2]]"

Note! No spaces within selection key are allowed

Selection keys examples

• Football
  • "[2,[],[0],1,1,[]]" - MatchResult(2) MainTime(0) Goals(1) Draw(1).
  • Outcome: Draw by goals in main time.
  • "[7,[1,1.5],[1],2,37,[]]" - TeamTotal(7) Team1/HomeTeam(1) 1.5 Half1(1) Fouls(2) OverTeam/Over(37).
  • Outcome: Fouls total over 1.5 for home team in first half.
  • "[16,[],[0],1,102,[0,3]" - CorrectScore(16) MainTime(0) Goals(1) Score_{s1}-{s2}(102) s1/Team1Score=0 s2/Team2Score=3.
  • Outcome: Score by goals 0-3 in main time.
  • "[5,[0.5],[11,15],1,4,[]]" - Total(5) 0.5 from 11-15min Goals(1) Over(4). (See notes)
  • Outcome: Over 0.5 goals in interval from 11th to 15th minute
• Tennis
  • "[160,[],[1,2],1,0,[]]" - GameWinner2Ways(160) Set1(1) 2ndGame(2) Score(1) Win1(0).
  • Outcome: Home player wins 2nd game of the 1st set.
• HorseRacing
  • "[1002,[1551616],[0],1,14,[]]" - RaceWinner(1002) HorseWithId(1551616) Event(0) Race(1) Yes(14).
  • Outcome: Horse with id=1551616 wins the race.

Markets examples with selection key for outcomes

{
  "message": {
    "key": {
      "eventId": "12550185",
      "resultKind": 1,
      "marketType": 1,
      "period": 1,
      "subPeriod": 0,
      "layout": null,
      "dataVersion": 1
    },
    "marketItems": [
      {
        "values": [],
        "isOpen": true,
        "outcomes": [
          {
            "outcomeType": 0,
            "outcomeValues": [],
            "price": 3.33,
            "status": 1,
            "lineItemId": "a4e8e400b295456484038a21715c9e8f",
            "selectionKey": "[1,[],[1],1,0,[]]",
            "dataVersion": 2
          },
          {
            "outcomeType": 3,
            "outcomeValues": [],
            "price": 1.3,
            "status": 1,
            "lineItemId": "a4e8e400b295456484038a21715c9e8f",
            "selectionKey": "[1,[],[1],1,3,[]]",
            "dataVersion": 2
          }
        ],
        "isRemoved": false,
        "oddsMultipliers": null
      }
    ],
    "status": 1,
    "stage": 2,
    "parlaySize": 0,
    "dataVersion": 1,
    "sourceDataVersion": 2747,
    "timestamp": "2025-01-19T00:44:14.71094Z",
    "sourceTimestamp": "2025-01-19T00:44:13.979Z",
    "sport": "Football",
    "metadataSport": 0,
    "isFrozen": false,
    "visibility": null
  }
}

Total:

{
  "message": {
    "key": {
      "eventId": "12550185",
      "resultKind": 4,
      "marketType": 5,
      "period": 0,
      "subPeriod": null,
      "layout": null,
      "dataVersion": 957
    },
    "marketItems": [
      {
        "values": [
          "6.5"
        ],
        "isOpen": true,
        "outcomes": [
          {
            "outcomeType": 4,
            "outcomeValues": [],
            "price": 1.35,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[6.5],[0],4,4,[]]",
            "dataVersion": 2
          },
          {
            "outcomeType": 5,
            "outcomeValues": [],
            "price": 3,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[6.5],[0],4,5,[]]",
            "dataVersion": 2
          }
        ],
        "isRemoved": false,
        "oddsMultipliers": {}
      },
      {
        "values": [
          "7.5"
        ],
        "isOpen": true,
        "outcomes": [
          {
            "outcomeType": 4,
            "outcomeValues": [],
            "price": 2.35,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[7.5],[0],4,4,[]]",
            "dataVersion": 2
          },
          {
            "outcomeType": 5,
            "outcomeValues": [],
            "price": 1.53,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[7.5],[0],4,5,[]]",
            "dataVersion": 2
          }
        ],
        "isRemoved": false,
        "oddsMultipliers": {}
      },
      {
        "values": [
          "8.5"
        ],
        "isOpen": true,
        "outcomes": [
          {
            "outcomeType": 4,
            "outcomeValues": [],
            "price": 5,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[8.5],[0],4,4,[]]",
            "dataVersion": 2
          },
          {
            "outcomeType": 5,
            "outcomeValues": [],
            "price": 1.15,
            "status": 1,
            "lineItemId": "f703f0873f03492f8a692cc17e1e2f53",
            "selectionKey": "[5,[8.5],[0],4,5,[]]",
            "dataVersion": 2
          }
        ],
        "isRemoved": false,
        "oddsMultipliers": {}
      }
    ],
    "status": 1,
    "stage": 2,
    "parlaySize": 0,
    "dataVersion": 957,
    "sourceDataVersion": 2770,
    "timestamp": "2025-01-19T00:45:53.6136608Z",
    "sourceTimestamp": "2025-01-19T00:45:52.729Z",
    "sport": "Football",
    "metadataSport": 0,
    "isFrozen": false,
    "visibility": {
      "default": true
    }
  }
}

Correct score:

{
  "message": {
    "key": {
      "eventId": "12690125",
      "resultKind": 1,
      "marketType": 16,
      "period": 0,
      "subPeriod": null,
      "layout": null,
      "dataVersion": 856
    },
    "marketItems": [
      {
        "values": [],
        "isOpen": true,
        "outcomes": [
          {
            "outcomeType": 102,
            "outcomeValues": [
              "0",
              "3"
            ],
            "price": 1.4,
            "status": 1,
            "lineItemId": "d6f2ac92dc1d4bbd8c163cac96ad63e6",
            "selectionKey": "[16,[],[0],1,102,[0,3]]",
            "dataVersion": 4
          }
        ],
        "isRemoved": false,
        "oddsMultipliers": {}
      }
    ],
    "status": 1,
    "stage": 2,
    "parlaySize": 0,
    "dataVersion": 856,
    "sourceDataVersion": 874,
    "timestamp": "2025-01-23T13:50:43.0962633Z",
    "sourceTimestamp": "2025-01-23T13:50:42.54Z",
    "sport": "Football",
    "metadataSport": 0,
    "isFrozen": false,
    "visibility": {
      "default": true
    },
    "isTombstoned": false
  }
}