I need some help. I have created the Flow below, and while the first screen populates correctly. when sent, the dynamic data on the second screen is not appearing, its coming as empty.

Flow JSON:-

{
    "version": "7.0",
    "screens": [
        {
            "id": "DETAILS",
            "title": "Get help",
            "data": {
                "name": {
                    "type": "string",
                    "__example__": "XXX"
                }
            },
            "layout": {
                "type": "SingleColumnLayout",
                "children": [
                    {
                        "type": "Form",
                        "name": "form",
                        "children": [
                            {
                                "type": "TextInput",
                                "name": "Name",
                                "label": "Name",
                                "input-type": "text",
                                "required": true
                            },
                            {
                                "type": "TextInput",
                                "label": "Order number",
                                "name": "Order_number",
                                "input-type": "number",
                                "required": true
                            },
                            {
                                "type": "TextBody",
                                "text": "${data.name}"
                            },
                            {
                                "type": "RadioButtonsGroup",
                                "label": "Choose a topic",
                                "name": "Choose_a_topic",
                                "data-source": [
                                    {
                                        "id": "0_Orders_and_payments",
                                        "title": "Orders and payments"
                                    },
                                    {
                                        "id": "1_Maintenance",
                                        "title": "Maintenance"
                                    },
                                    {
                                        "id": "2_Delivery",
                                        "title": "Delivery"
                                    },
                                    {
                                        "id": "3_Returns",
                                        "title": "Returns"
                                    },
                                    {
                                        "id": "4_Other",
                                        "title": "Other"
                                    }
                                ],
                                "required": true
                            },
                            {
                                "type": "TextArea",
                                "label": "Description of issue",
                                "required": false,
                                "name": "Description_of_issue"
                            },
                            {
                                "type": "Footer",
                                "label": "Done",
                                "on-click-action": {
                                    "name": "navigate",
                                     "next": {
                                        "type": "screen",
                                        "name": "SCREEN_TWO"
                                    },
                                    "payload": {
                                    }
                                }
                            }
                        ]
                    }
                ]
            }
        },
        {
            "id": "SCREEN_TWO",
            "title": "Feedback 2 of 2",
            "data": {
                "lastName": {
                    "type": "string",
                    "__example__": "Babu"
                }
            },
            "terminal": true,
            "success": true,
            "layout": {
                "type": "SingleColumnLayout",
                "children": [
                    {
                        "type": "Form",
                        "name": "form",
                        "children": [
                            {
                                "type": "TextSubheading",
                                "text": "Rate the following: "
                            },
                            {
                                "type": "TextBody",
                                "text": "${data.lastName}"
                            },
                            {
                                "type": "Footer",
                                "label": "Done",
                                "on-click-action": {
                                    "name": "complete",
                                    "payload": {
                                    }
                                }
                            }
                        ]
                    }
                ]
            }
        }
    ]
}

Send JSON:-

{
  "messaging_product": "whatsapp",
  "recipient_type": "individual",
  "to": "XXXXX",
  "type": "template",
  "template": {
    "name": "order_issue_utility_xx",
    "language": {
      "code": "en"
    },
    "components": [
        {
            "type": "button",
            "sub_type": "flow",
            "index": "0",
            "parameters": [
                {
                    "type": "action",
                    "text": "view flow",
                    "action": {
                        "flow_action_data":
                        {
                                "screen": "SCREEN_ONE",
                                "name":"Lokesh",
                                "lastName":"pattajoshi"
                        }
                    }
                }
            ]
        }
    ]
  }
}