import { IAuthenticateGeneric, ICredentialTestRequest, ICredentialDataDecryptedObject, ICredentialType, IHttpRequestHelper, INodeProperties } from 'n8n-workflow';
export declare class FeishuProjectApi implements ICredentialType {
    name: string;
    displayName: string;
    documentationUrl: string;
    icon: string;
    properties: INodeProperties[];
    authenticate: IAuthenticateGeneric;
    preAuthentication(this: IHttpRequestHelper, credentials: ICredentialDataDecryptedObject): Promise<{
        pluginToken: any;
    }>;
    test: ICredentialTestRequest;
}