curl --request POST \
  --url https://api.tagada.io/api/public/v1/plugins/v2/split \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "routeId": "route_abc123",
  "storeId": "store_abc123",
  "splitConfig": {
    "type": "weighted",
    "instances": [
      {
        "instanceId": "inst_a",
        "weight": 50
      },
      {
        "instanceId": "inst_b",
        "weight": 50
      }
    ],
    "stickyDuration": 604800
  }
}
'