[Home](./index.md) > [ibm-cloud-sdk-core](./ibm-cloud-sdk-core.md) > [BaseService](./ibm-cloud-sdk-core.baseservice.md) > [createRequest](./ibm-cloud-sdk-core.baseservice.createrequest.md) ## BaseService.createRequest() method Wrapper around `sendRequest` that enforces the request will be authenticated. **Signature:** ```typescript protected createRequest(parameters: any): Promise; ``` ## Parameters

Parameter	Type	Description
parameters	any	Service request options passed in by user. This should be an object with the following fields: - options.method: the http method - options.url: the path portion of the URL to be appended to the serviceUrl - options.path: the path parameters to be inserted into the URL - options.qs: the querystring to be included in the URL - options.body: the data to be sent as the request body - options.form: an object containing the key/value pairs for a www-form-urlencoded request. - options.formData: an object containing the contents for a multipart/form-data request The following processing is performed on formData values: - string: no special processing -- the value is sent as is - object: the value is converted to a JSON string before insertion into the form body - NodeJS.ReadableStream\|Buffer\|FileWithMetadata: sent as a file, with any associated metadata - array: each element of the array is sent as a separate form part using any special processing as described above - defaultOptions.serviceUrl: the base URL of the service - defaultOptions.headers: additional HTTP headers to be sent with the request

**Returns:** Promise<any> a Promise