Frequent purchasers: 3 purchases in 2 minutes

Original English

If a user makes 3 or more purchases within 2 minutes, add them to the Frequent Purchaser group.

Compiled AST

{
  "name": "Frequent purchasers: 3 purchases in 2 minutes",
  "action": {
    "sink": "marketing",
    "params": {
      "group": "Frequent Purchaser"
    }
  },
  "stages": [
    {
      "id": "purchases",
      "type": "counter",
      "match": {
        "all": [
          {
            "eq": "withdrawal",
            "field": "direction"
          },
          {
            "eq": "merchant",
            "field": "destination_type"
          }
        ]
      },
      "stream": "payments",
      "requires_count": 3,
      "remember_for_seconds": 120
    }
  ],
  "join_key": "user_id",
  "description": "If a user makes 3 or more purchases within 2 minutes, add them to the Frequent Purchaser group."
}