Workflow: Wait Datetime Automate

{
    "nodes": [
        {
            "name": "Calendly Trigger",
            "type": "n8n-nodes-base.calendlyTrigger",
            "position": [
                -600,
                1700
            ],
            "webhookId": "f3436daa-42cd-4ac9-93ff-750a9cc28165",
            "parameters": {
                "events": [
                    "invitee.created"
                ]
            },
            "credentials": {
                "calendlyApi": "calendly_api"
            },
            "typeVersion": 1
        },
        {
            "name": "Pipedrive",
            "type": "n8n-nodes-base.pipedrive",
            "position": [
                -400,
                1600
            ],
            "parameters": {
                "type": "call",
                "subject": "={{$json[\"payload\"][\"event_type\"][\"name\"]}} with {{$json[\"payload\"][\"invitee\"][\"name\"]}} on {{$json[\"payload\"][\"event\"][\"invitee_start_time\"]}}",
                "resource": "activity",
                "additionalFields": []
            },
            "credentials": {
                "pipedriveApi": "pipedriveapi"
            },
            "typeVersion": 1
        },
        {
            "name": "Date & Time",
            "type": "n8n-nodes-base.dateTime",
            "position": [
                -400,
                1800
            ],
            "parameters": {
                "value": "={{$json[\"payload\"][\"event\"][\"end_time\"]}}",
                "action": "calculate",
                "options": [],
                "duration": 15,
                "timeUnit": "minutes",
                "dataPropertyName": "feedback_time"
            },
            "typeVersion": 1
        },
        {
            "name": "Slack",
            "type": "n8n-nodes-base.slack",
            "position": [
                0,
                1800
            ],
            "parameters": {
                "text": "={{$json[\"payload\"][\"event\"][\"assigned_to\"][0]}}, today you had a {{$json[\"payload\"][\"event_type\"][\"name\"]}} {{$json[\"payload\"][\"event_type\"][\"kind\"]}} meeting with {{$json[\"payload\"][\"invitee\"][\"name\"]}}. Please write your notes from the call here [link] and mark this message with \u2705 when you're done.",
                "channel": "salesteam",
                "blocksUi": {
                    "blocksValues": []
                },
                "attachments": [],
                "otherOptions": []
            },
            "credentials": {
                "slackApi": "slack_nodeqa"
            },
            "typeVersion": 1
        },
        {
            "name": "Wait",
            "type": "n8n-nodes-base.wait",
            "position": [
                -200,
                1800
            ],
            "webhookId": "05c224b9-6ca7-40e7-97cb-bc1ddc3b55af",
            "parameters": {
                "resume": "specificTime",
                "dateTime": "={{$json[\"feedback_time\"]}}"
            },
            "typeVersion": 1
        }
    ],
    "connections": {
        "Wait": {
            "main": [
                [
                    {
                        "node": "Slack",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Date & Time": {
            "main": [
                [
                    {
                        "node": "Wait",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Calendly Trigger": {
            "main": [
                [
                    {
                        "node": "Date & Time",
                        "type": "main",
                        "index": 0
                    },
                    {
                        "node": "Pipedrive",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}