Workflow: GoogleSheets Interval Process

{
    "nodes": [
        {
            "name": "Read Sheet",
            "type": "n8n-nodes-base.googleSheets",
            "position": [
                450,
                300
            ],
            "parameters": {
                "sheetId": "1GT2dc0dOkAC1apY0UlTKY9vitBl8PtKrILvFiAy5VBs"
            },
            "credentials": {
                "googleApi": ""
            },
            "typeVersion": 1
        },
        {
            "name": "Convert to XLS",
            "type": "n8n-nodes-base.spreadsheetFile",
            "position": [
                650,
                300
            ],
            "parameters": {
                "operation": "toFile"
            },
            "typeVersion": 1
        },
        {
            "name": "Upload Dropbox",
            "type": "n8n-nodes-base.dropbox",
            "position": [
                850,
                300
            ],
            "parameters": {
                "path": "\/my-sheets\/prices.xls",
                "binaryData": true
            },
            "credentials": {
                "dropboxApi": ""
            },
            "typeVersion": 1
        },
        {
            "name": "Trigger all 15 min",
            "type": "n8n-nodes-base.interval",
            "position": [
                250,
                300
            ],
            "parameters": {
                "unit": "minutes",
                "interval": 15
            },
            "typeVersion": 1
        }
    ],
    "connections": {
        "Read Sheet": {
            "main": [
                [
                    {
                        "node": "Convert to XLS",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Convert to XLS": {
            "main": [
                [
                    {
                        "node": "Upload Dropbox",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Trigger all 15 min": {
            "main": [
                [
                    {
                        "node": "Read Sheet",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}