import type { IAuthenticateGeneric, ICredentialTestRequest, ICredentialType, INodeProperties, } from 'n8n-workflow'; export class PostmarkApi implements ICredentialType { name = 'postmarkApi'; displayName = 'Postmark API'; documentationUrl = 'postmark'; properties: INodeProperties[] = [ { displayName: 'Server API Token', name: 'serverToken', type: 'string', default: '', }, ]; authenticate: IAuthenticateGeneric = { type: 'generic', properties: { headers: { 'X-Postmark-Server-Token': '={{$credentials.serverToken}}', }, }, }; test: ICredentialTestRequest = { request: { baseURL: 'https://api.postmarkapp.com', url: '/server', method: 'GET', }, }; }