> ## Documentation Index > Fetch the complete documentation index at: https://docs.redbark.com/llms.txt > Use this file to discover all available pages before exploring further. # Create an event destination > A webhook endpoint that receives signed thin events. The signing secret is returned in `webhook_endpoint.signing_secret` on create and rotate responses only (shown once); elsewhere it is null. Max 10 per account. ## OpenAPI ````yaml /openapi/v2.json post /event_destinations openapi: 3.1.0 info: title: Redbark API version: 2026-10-01.wattle description: >- Everything a user can do in the dashboard, by API key. Send `Redbark-Version` on every request; see the conventions guide for ids, lists, errors and idempotency. servers: - url: https://api.redbark.com/v2 security: - Bearer: [] RedbarkVersion: [] tags: - name: Account description: The authenticated account, its plan and the key in use. - name: API keys description: Create, scope, rotate and revoke API keys. - name: Connections description: Linked banks and brokerages, and their lifecycle. - name: Consents description: Open Banking consents behind each connection. - name: Accounts description: Bank and brokerage accounts, live balances and details. - name: Transactions description: Transactions read live from the provider. - name: Holdings description: Brokerage positions. - name: Trades description: Brokerage trade history. - name: Categories description: The category taxonomy and provider categories. - name: Syncs description: Syncs from accounts to destinations. - name: Sync runs description: Individual sync executions. - name: Rules description: Rulesets and rules that transform transactions during a sync. - name: Destinations description: 'Where synced data lands: Sheets, Airtable, Notion, YNAB, webhooks.' - name: Link sessions description: Hosted flows that connect a bank or brokerage. - name: Destination links description: Hosted flows that authorise a destination. - name: Institutions description: Banks available to link. - name: Event destinations description: Endpoints that receive signed events. - name: Events description: What happened, and redelivery. paths: /event_destinations: post: tags: - Event destinations summary: Create an event destination description: >- A webhook endpoint that receives signed thin events. The signing secret is returned in `webhook_endpoint.signing_secret` on create and rotate responses only (shown once); elsewhere it is null. Max 10 per account. operationId: create_event_destination parameters: - schema: anyOf: - type: string - type: array items: type: string description: >- Related objects to expand inline. Repeat the parameter for more than one; see each resource for its includes. required: false description: >- Related objects to expand inline. Repeat the parameter for more than one; see each resource for its includes. name: include[] in: query requestBody: content: application/json: schema: $ref: '#/components/schemas/CreateEventDestination' responses: '201': description: Created content: application/json: schema: $ref: '#/components/schemas/EventDestination' '400': description: Invalid request content: application/json: schema: $ref: '#/components/schemas/Error' '401': description: Missing or invalid API key content: application/json: schema: $ref: '#/components/schemas/Error' '403': description: Key lacks a scope, plan lacks the feature, or IP not allowed content: application/json: schema: $ref: '#/components/schemas/Error' '404': description: No such resource content: application/json: schema: $ref: '#/components/schemas/Error' '409': description: State conflict or Idempotency-Key conflict content: application/json: schema: $ref: '#/components/schemas/Error' '429': description: Rate limited; see Retry-After content: application/json: schema: $ref: '#/components/schemas/Error' '500': description: Internal error; quote request_id to support content: application/json: schema: $ref: '#/components/schemas/Error' components: schemas: CreateEventDestination: type: object properties: name: type: string minLength: 1 maxLength: 100 type: type: string enum: - webhook_endpoint webhook_endpoint: type: object properties: url: type: string format: uri required: - url enabled_events: type: array items: type: string minLength: 1 minItems: 1 description: Event types, families like "sync_run.*", or "*" event_payload: type: string enum: - thin - snapshot metadata: type: object additionalProperties: type: - string - 'null' maxLength: 500 description: Up to 50 string pairs. Set a key to null to unset it. required: - name - webhook_endpoint - enabled_events EventDestination: type: object properties: id: type: string example: ed_5Rt7Uv9wXy1zAb3cDe5fGh object: type: string enum: - event_destination name: type: string type: type: string enum: - webhook_endpoint webhook_endpoint: type: object properties: url: type: string signing_secret: type: - string - 'null' description: Set on create and rotate responses, null elsewhere required: - url - signing_secret enabled_events: type: array items: type: string event_payload: type: string enum: - thin - snapshot status: type: string enum: - enabled - disabled status_details: type: - object - 'null' additionalProperties: {} metadata: type: - object - 'null' additionalProperties: type: string maxLength: 500 description: Up to 50 string pairs. Set a key to null in an update to unset it. livemode: type: boolean created: type: string format: date-time example: '2026-08-21T09:30:00.000Z' updated: type: string format: date-time example: '2026-08-21T09:30:00.000Z' required: - id - object - name - type - webhook_endpoint - enabled_events - event_payload - status - status_details - metadata - livemode - created - updated Error: type: object properties: error: type: object properties: type: type: string enum: - invalid_request_error - authentication_error - permission_error - rate_limit_error - idempotency_error - upstream_error - api_error code: type: string message: type: string param: type: - string - 'null' doc_url: type: string request_id: type: string required: - type - code - message - param - doc_url - request_id required: - error securitySchemes: Bearer: type: http scheme: bearer bearerFormat: API key description: 'Authorization: Bearer rbk_live_...' RedbarkVersion: type: apiKey in: header name: Redbark-Version description: >- The API release your integration is built against, e.g. 2026-10-01.wattle. Required on every request. ````