AWS Step Function User Verification Check

AWS Step Function: New User Verification Check ASL Code

{
  "Comment":"state machine for authorization and capture",
  "StartAt":"newUserRegistered",
  "States":{
    "newUserRegistered":{
      "Type":"Task",
      "Resource":"<ARN OF YOUR LAMBDA>", 
      "Next":"waitForVerification"
    },
    "waitForVerification": {
    "Type": "Wait",
    "Seconds": 1800,
    "Next": "FetchVerificationResult"
    },
    "FetchVerificationResult":{
      "Type":"Choice",
      "Choices":[
        {
          "Variable":"$.status",
          "StringEquals":"NO",
          "Next":"DeleteDataFromDB"
        },
        {
          "Variable":"$.status",
          "StringEquals":"YES",
          "Next":"Done"
        }
      ]
    },
    "DeleteDataFromDB":{
      "Type":"Task",
      "Resource":"<ARN OF YOUR LAMBDA(Which Delete data from DB)>",
      "InputPath":"$.result",
      "End":true
    },
    "Done": {
    "Type": "Succeed"
    }
  }
}