# StepFunctionsParametersProperty

Parameters for starting an AWS Step Functions state machine execution target.

- Source: Generated code
- Type last changed: v2.275.0 · 26 Oct 2026

## Example

```ts
// The code below shows an example of how to instantiate this type.
// The values are placeholders you should change.
import { aws_eventsv2 as eventsv2 } from 'aws-cdk-lib';
const stepFunctionsParametersProperty: eventsv2.CfnSubscriber.StepFunctionsParametersProperty = {
  invocationTimeoutSeconds: 'invocationTimeoutSeconds',
  invocationType: 'invocationType',
  name: 'name',
  traceHeader: 'traceHeader',
};
```

## Properties

- `invocationTimeoutSeconds`: string — The timeout in seconds for each invocation of the target, written as a string.

  Accepts a literal value or a JSONata expression.

- `invocationType`: string — How the execution is started: EVENT (StartExecution, asynchronous) or REQUEST_RESPONSE (StartSyncExecution, synchronous).

- `name`: string — A name for the execution.

  Must be unique for the account, Region, and state machine. Accepts a literal value or a JSONata expression.

- `traceHeader`: string — The AWS X-Ray trace header for distributed tracing.

  Accepts a literal value or a JSONata expression.