import type { IAuthenticateGeneric, ICredentialTestRequest, ICredentialType, INodeProperties, } from 'n8n-workflow'; export class SerpApi implements ICredentialType { name = 'serpApi'; displayName = 'SerpAPI'; documentationUrl = 'serp'; properties: INodeProperties[] = [ { displayName: 'API Key', name: 'apiKey', type: 'string', typeOptions: { password: true }, required: true, default: '', }, ]; authenticate: IAuthenticateGeneric = { type: 'generic', properties: { qs: { api_key: '={{$credentials.apiKey}}', }, }, }; test: ICredentialTestRequest = { request: { baseURL: 'https://serpapi.com', url: '/account.json ', }, }; }