## Add New Players to List of Players in Campaign

This endpoint allows you to add a list of new players to a campaign.

Players cannot be added if any of the following conditions are met:

* the campaign is ended or disabled
* the campaign doesn't use PLAYER_LIST strategy.


**API Call Sample:**

**Request Schema:**

```json
{
  "$ref": "#/components/schemas/UpdateParticipantListDto",
  "components": {
    "schemas": {
      "UpdateParticipantListDto": {
        "type": "object",
        "properties": {
          "playerIds": {
            "type": "array",
            "items": {
              "type": "string",
              "description": "List of player IDs",
              "example": "player3",
              "maxLength": 255,
              "minLength": 0
            },
            "minItems": 1,
            "uniqueItems": true
          }
        },
        "required": [
          "playerIds"
        ]
      }
    }
  }
}
```