Step-function-definition.json

{
  "StartAt": "InvokeLambdaState",
  "States": {
    "InvokeLambdaState": {
      "Type": "Task",
      "Resource": "arn:aws:lambda:us-east-2:XXXXXXX:function:step-function-invoking-lambda-function",
      "Parameters": {
        "target_value": 9
      },
      "Next": "CheckStatusFromLambda"
    },
    "CheckStatusFromLambda": {
      "Type": "Choice",
      "Choices": [
        {
          "Variable": "$.statusCode",
          "NumericEquals": 200,           
          "Next": "SuccessState"
        },
        {
          "Variable": "$.statusCode",
          "NumericEquals": 400,           
          "Next": "FailedState"
        }
      ]
    },
    "SuccessState": {
      "Type": "Pass",
      "End": true
    },
    "FailedState": {
      "Type": "Fail"
    }
  }
}