openapi: 3.1.0 info: title: Column Account Numbers Events API description: 'Column is a chartered nationally-regulated bank purpose-built for developer APIs. The Column API provides programmatic access to entities, bank accounts, account numbers, ACH transfers, wire transfers, international wires, realtime (RTP/FedNow) transfers, book transfers, check transfers, counterparties, events, and webhooks. This best-effort OpenAPI was generated from the public documentation at https://docs.column.com/api and does not cover every field or sub-resource. ' version: 1.0.0 contact: name: Column url: https://column.com license: name: Proprietary servers: - url: https://api.column.com description: Column production API security: - basicAuth: [] tags: - name: Events paths: /events: get: tags: - Events summary: List events operationId: listEvents parameters: - in: query name: limit schema: type: integer responses: '200': description: List /events/{id}: parameters: - in: path name: id required: true schema: type: string get: tags: - Events summary: Retrieve an event operationId: getEvent responses: '200': description: Event components: securitySchemes: basicAuth: type: http scheme: basic description: Column uses HTTP Basic Auth with your API key as the username.