> ## Documentation Index
> Fetch the complete documentation index at: https://docs.0xarchive.io/llms.txt
> Use this file to discover all available pages before exploring further.

# WebhookPreviewOccurrence Schema

> One occurrence that would have been delivered, in the shape the delivered payload carries. Includes route metadata, schemas, examples, and implementation notes.

Source OpenAPI: 0xArchive API 1.8.0; 227 paths; 217 component schemas.

One occurrence that would have been delivered, in the shape the delivered payload carries.

## Required Fields

| Field | Type | Description |
| - | - | - |
| `data` | object | The occurrence body, the same `data` a delivery would carry. |
| `observed_at_estimate` | string:date-time | The occurrence's own timestamp. |

## JSON Schema

```json theme={"theme":"github-dark"}
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "WebhookPreviewOccurrence",
  "description": "One occurrence that would have been delivered, in the shape the delivered payload carries.",
  "type": "object",
  "required": [
    "data",
    "observed_at_estimate"
  ],
  "properties": {
    "data": {
      "description": "The occurrence body, the same `data` a delivery would carry.",
      "type": "object",
      "additionalProperties": true
    },
    "observed_at_estimate": {
      "description": "The occurrence's own timestamp. A real delivery's `observed_at` is this plus the time it takes to see the occurrence.",
      "type": "string",
      "format": "date-time"
    }
  }
}
```

## Components using this schema

* [WebhookDryRun](/schemas/components/webhook-dry-run)
* [WebhookEstimate](/schemas/components/webhook-estimate)

## Referenced By

Use this shared schema with the generated component index and route-specific endpoint pages during implementation.

## Operations using this component transitively

* [`POST /v1/webhooks/subscriptions/dry-run`](/schemas/operations/dry-run-webhook-subscription)
* [`POST /v1/webhooks/subscriptions/estimate`](/schemas/operations/estimate-webhook-subscription)


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