Workflow: create a n8n workflow for Wait Manual Automation Webhook
Integrations: httpRequest, manualTrigger, n8nTrainingCustomerDatastore, noOp, splitInBatches, wait

{"nodes": [{"name": "On clicking 'execute'", "type": "n8n-nodes-base.manualTrigger", "position": [250, 300], "parameters": {}, "typeVersion": 1}, {"name": "Customer Datastore", "type": "n8n-nodes-base.n8nTrainingCustomerDatastore", "position": [450, 300], "parameters": {"operation": "getAllPeople", "returnAll": true}, "typeVersion": 1}, {"name": "SplitInBatches", "type": "n8n-nodes-base.splitInBatches", "position": [650, 300], "parameters": {"options": {}, "batchSize": 1}, "typeVersion": 1}, {"name": "HTTP Request", "type": "n8n-nodes-base.httpRequest", "position": [850, 300], "parameters": {"url": "https://jsonplaceholder.typicode.com/posts", "options": {}, "requestMethod": "POST", "bodyParametersUi": {"parameter": [{"name": "id", "value": "={{$json[\"id\"]}}"}, {"name": "name", "value": "={{$json[\"name\"]}}"}]}}, "typeVersion": 1}, {"name": "Wait", "type": "n8n-nodes-base.wait", "position": [950, 100], "webhookId": "b809abfb-8e02-4b31-90b9-0005be656312", "parameters": {"unit": "seconds", "amount": 4}, "typeVersion": 1}, {"name": "Replace Me", "type": "n8n-nodes-base.noOp", "position": [1050, 300], "parameters": {}, "typeVersion": 1}], "connections": {"Wait": {"main": [[{"node": "SplitInBatches", "type": "main", "index": 0}]]}, "HTTP Request": {"main": [[{"node": "Replace Me", "type": "main", "index": 0}, {"node": "Wait", "type": "main", "index": 0}]]}, "SplitInBatches": {"main": [[{"node": "HTTP Request", "type": "main", "index": 0}]]}, "Customer Datastore": {"main": [[{"node": "SplitInBatches", "type": "main", "index": 0}]]}, "On clicking 'execute'": {"main": [[{"node": "Customer Datastore", "type": "main", "index": 0}]]}}}