{
  "version": "1.0",
  "purpose": "Enquiry-led GA4 event contract",
  "events": [
    {
      "name": "generate_lead",
      "description": "Form or enquiry submit",
      "parameters": [
        "lead_type",
        "page_type",
        "development_id",
        "value",
        "currency"
      ]
    },
    {
      "name": "call_click",
      "description": "tel: link click",
      "parameters": [
        "page_type",
        "development_id"
      ]
    },
    {
      "name": "meeting_booked",
      "description": "Calendly or booking confirmation",
      "parameters": [
        "meeting_type",
        "value",
        "currency"
      ]
    },
    {
      "name": "lead_qualified",
      "description": "CRM qualified stage",
      "parameters": [
        "value",
        "currency",
        "crm_stage"
      ]
    },
    {
      "name": "opportunity_created",
      "description": "CRM opportunity open",
      "parameters": [
        "value",
        "currency",
        "crm_stage"
      ]
    },
    {
      "name": "closed_won",
      "description": "CRM closed won",
      "parameters": [
        "value",
        "currency",
        "crm_stage"
      ]
    }
  ],
  "pii_rules": [
    "Never send email, phone, or name as event parameters."
  ]
}