ibm-cloud-sdk-core/build/docs/ibm-cloud-sdk-core.iamrequestbasedtokenmanager._constructor_.md

Core functionality to support SDKs generated with IBM's OpenAPI SDK Generator.

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## IamRequestBasedTokenManager.(constructor)

Create a new IamRequestBasedTokenManager instance.

**Signature:**

```typescript
constructor(options: IamRequestOptions);
```

## Parameters

<table><thead><tr><th>

Parameter


</th><th>

Type


</th><th>

Description


</th></tr></thead>
<tbody><tr><td>

options


</td><td>

[IamRequestOptions](./ibm-cloud-sdk-core.iamrequestoptions.md)


</td><td>

Configuration options. This should be an object containing these fields: - url: (optional) the endpoint URL for the token service (default value: "https://iam.cloud.ibm.com") - disableSslVerification: (optional) a flag that indicates whether verification of the token server's SSL certificate should be disabled or not - headers: (optional) a set of HTTP headers to be sent with each request to the token service - clientId: (optional) the "clientId" and "clientSecret" fields are used to form a Basic Authorization header to be included in each request to the token service - clientSecret: (optional) the "clientId" and "clientSecret" fields are used to form a Basic Authorization header to be included in each request to the token service - scope: (optional) the "scope" parameter to use when fetching the bearer token from the token service


</td></tr>
</tbody></table>

## Exceptions

Error: the configuration options are not valid.