REQ: 
{
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  "object": "event",
  "api_version": "2020-08-27",
  "created": 1761350352,
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      "automatic_tax": {
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      },
      "billing_cycle_anchor": 1690378149,
      "billing_cycle_anchor_config": null,
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        "type": "classic"
      },
      "billing_thresholds": null,
      "cancel_at": null,
      "cancel_at_period_end": false,
      "canceled_at": 1761350352,
      "cancellation_details": {
        "comment": null,
        "feedback": null,
        "reason": "cancellation_requested"
      },
      "collection_method": "charge_automatically",
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      "currency": "usd",
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      "current_period_start": 1706275749,
      "customer": "cus_OKnMnbagteAIgs",
      "days_until_due": null,
      "default_payment_method": null,
      "default_source": null,
      "default_tax_rates": [],
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      "discount": null,
      "discounts": [],
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      "invoice_settings": {
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        "issuer": {
          "type": "self"
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      },
      "items": {
        "object": "list",
        "data": [
          {
            "id": "si_OKnMV1ulLNDe7W",
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            "created": 1690378150,
            "current_period_end": 1714138149,
            "current_period_start": 1706275749,
            "discounts": [],
            "metadata": {},
            "plan": {
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              "amount_decimal": "5991",
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              "interval": "month",
              "interval_count": 3,
              "livemode": true,
              "metadata": {},
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              "tiers_mode": null,
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            },
            "price": {
              "id": "price_1NOkjlFUCobZzZgnO0exWqfM",
              "object": "price",
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              "billing_scheme": "per_unit",
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              "currency": "usd",
              "custom_unit_amount": null,
              "livemode": true,
              "lookup_key": null,
              "metadata": {},
              "nickname": null,
              "product": "prod_NMAkRQCPD8LZLw",
              "recurring": {
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                "interval": "month",
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                "meter": null,
                "trial_period_days": null,
                "usage_type": "licensed"
              },
              "tax_behavior": "exclusive",
              "tiers_mode": null,
              "transform_quantity": null,
              "type": "recurring",
              "unit_amount": 5991,
              "unit_amount_decimal": "5991"
            },
            "quantity": 1,
            "subscription": "sub_1NY7m5FUCobZzZgnMrhpFtLB",
            "tax_rates": []
          }
        ],
        "has_more": false,
        "total_count": 1,
        "url": "/v1/subscription_items?subscription=sub_1NY7m5FUCobZzZgnMrhpFtLB"
      },
      "latest_invoice": "in_1OcpTrFUCobZzZgnCfsG0A08",
      "livemode": true,
      "metadata": {
        "tr_tid": "ehpgae",
        "tr_cid": "asrstr1900"
      },
      "next_pending_invoice_item_invoice": null,
      "on_behalf_of": null,
      "pause_collection": {
        "behavior": "void",
        "resumes_at": null
      },
      "payment_settings": {
        "payment_method_options": null,
        "payment_method_types": [
          "card"
        ],
        "save_default_payment_method": "off"
      },
      "pending_invoice_item_interval": null,
      "pending_setup_intent": null,
      "pending_update": null,
      "plan": {
        "id": "price_1NOkjlFUCobZzZgnO0exWqfM",
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        "amount_decimal": "5991",
        "billing_scheme": "per_unit",
        "created": 1688144641,
        "currency": "usd",
        "interval": "month",
        "interval_count": 3,
        "livemode": true,
        "metadata": {},
        "meter": null,
        "nickname": null,
        "product": "prod_NMAkRQCPD8LZLw",
        "tiers_mode": null,
        "transform_usage": null,
        "trial_period_days": null,
        "usage_type": "licensed"
      },
      "quantity": 1,
      "schedule": null,
      "start_date": 1690378149,
      "status": "canceled",
      "test_clock": null,
      "transfer_data": null,
      "trial_end": null,
      "trial_settings": {
        "end_behavior": {
          "missing_payment_method": "create_invoice"
        }
      },
      "trial_start": null
    }
  },
  "livemode": true,
  "pending_webhooks": 1,
  "request": {
    "id": "req_WFxRo3xWh3A17l",
    "idempotency_key": null
  },
  "type": "customer.subscription.deleted"
}