// Do something with payload
        return []byte("response"), nil
    }

    err := manager.RegisterSingleHandler(grid.HandlerDiskInfo, handler)
```

Sample call:
```go
    // Get a connection to the remote host
    conn := manager.Connection(host)
	
    payload := []byte("request")
    response, err := conn.SingleRequest(ctx, grid.HandlerDiskInfo, payload)
```

a `RoleArn` API request parameter in the STS AssumeRoleWithWebIdentity API call. When using Role Policies, multiple OpenID providers and/or client applications (with unique client IDs) may be configured with independent role policies. Each configuration is assigned a unique RoleARN by the MinIO server and this is used to select the policies to apply to temporary credentials generated in the AssumeRoleWithWebIdentity call.

2. `id_token` claims: When the role policy is not configured, MinIO...

```
KEY:
api  manage global HTTP API call specific features, such as throttling, authentication types, etc.

ARGS:
requests_max                    (number)    set the maximum number of concurrent requests (default: '0')