> ## Documentation Index > Fetch the complete documentation index at: https://simplified-webhooks.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # List changes > Return the changes of a monitored base. Filter by event, table, user, date range, and more. Changes are returned by occurrence date in descending order. ## OpenAPI ````yaml /openapi.json get /monitoring-config/{id}/changes openapi: 3.0.4 info: title: Simplified Webhooks Backend version: '1.0' description: >- API for Airtable webhooks, usage (record & storage counts), and change-monitoring audit logs. contact: name: API Support url: https://www.simplified-webhooks.com/contact-us email: contact@simplified-webhooks.com x-generated: backend/scripts/generate-openapi.ts — do not edit by hand servers: - url: https://api.simplified-webhooks.com description: Main server security: [] tags: - name: Webhooks description: Receive Airtable change notifications at your own HTTPS URL. - name: Usage description: Daily record counts and attachment storage for your Airtable bases. - name: Audit Log description: >- Log record and schema changes into a Changes table in your own Airtable Monitoring Base. - name: Airtable Helpers description: Look up base, table, and field ids from your connected Airtable account. paths: /monitoring-config/{id}/changes: get: tags: - Audit Log summary: List changes description: >- Return the changes of a monitored base. Filter by event, table, user, date range, and more. Changes are returned by occurrence date in descending order. operationId: listMonitoringChanges parameters: - schema: type: string format: uuid description: The monitoring config id. example: 8f1d6b2c-3a4e-4c5d-9e6f-0a1b2c3d4e5f required: true description: The monitoring config id. name: id in: path - schema: type: string enum: - record_create - record_update - record_delete - table_create - table_update - table_delete - column_create - column_update - column_delete description: Only this event type (e.g. record_update). required: false description: Only this event type (e.g. record_update). name: eventType in: query - schema: type: string enum: - record - schema description: Only record events or only schema events. required: false description: Only record events or only schema events. name: eventCategory in: query - schema: type: string minLength: 1 description: Only changes for this Airtable table. required: false description: Only changes for this Airtable table. name: tableId in: query - schema: type: string minLength: 1 description: Only changes for this record (or field id for column events). required: false description: Only changes for this record (or field id for column events). name: recordId in: query - schema: type: string enum: - client - automation - formSubmission - formPageSubmission - publicApi - publicApiCall - system - sync - anonymousUser - unknown description: Only changes from this Airtable source (client, automation, …). required: false description: Only changes from this Airtable source (client, automation, …). name: source in: query - schema: type: string minLength: 1 description: Only changes by this user email. required: false description: Only changes by this user email. name: userEmail in: query - schema: type: string minLength: 1 description: Only updates that touched this field id. required: false description: Only updates that touched this field id. name: changedField in: query - schema: type: string pattern: ^\d{4}-\d{2}-\d{2}$ description: >- Include changes on or after the start of this calendar day (YYYY-MM-DD), interpreted in `timezone` (default UTC). required: false description: >- Include changes on or after the start of this calendar day (YYYY-MM-DD), interpreted in `timezone` (default UTC). name: from in: query - schema: type: string pattern: ^\d{4}-\d{2}-\d{2}$ description: >- Include changes on or before the end of this calendar day (YYYY-MM-DD), interpreted in `timezone` (default UTC). required: false description: >- Include changes on or before the end of this calendar day (YYYY-MM-DD), interpreted in `timezone` (default UTC). name: to in: query - schema: type: string default: utc description: >- Timezone for interpreting `from`/`to` calendar days. `'utc'` or an IANA id (e.g. `Europe/Berlin`). Default `utc`. example: Europe/Berlin required: false description: >- Timezone for interpreting `from`/`to` calendar days. `'utc'` or an IANA id (e.g. `Europe/Berlin`). Default `utc`. name: timezone in: query - schema: type: integer minimum: 1 maximum: 100 default: 50 description: Page size (1–100). Default 50. required: false description: Page size (1–100). Default 50. name: limit in: query - schema: type: string minLength: 1 description: >- Page cursor from a previous `nextCursor`. Omit on the first request. required: false description: Page cursor from a previous `nextCursor`. Omit on the first request. name: cursor in: query responses: '200': description: A page of change entries. content: application/json: schema: type: object properties: configId: type: string monitoringBaseId: type: string monitoringTableId: type: string records: type: array items: type: object properties: {} additionalProperties: nullable: true nextCursor: type: string nullable: true required: - configId - monitoringBaseId - monitoringTableId - records - nextCursor additionalProperties: false '400': description: Bad request due to invalid input. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '401': description: Unauthorized, authentication token is missing or invalid. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '404': description: Monitoring config not found. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' '502': description: Could not read changes from Airtable. content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' security: - apiKey: [] components: schemas: ErrorResponse: type: object properties: message: type: string code: type: string required: - message additionalProperties: false securitySchemes: apiKey: type: http scheme: bearer bearerFormat: sk_... description: >- Your Simplified Webhooks API key, sent as a bearer token: `Authorization: Bearer sk_...`. Create API keys in your [profile settings](https://www.simplified-webhooks.com/profile-settings). ````