This workflow follows the Google Sheets → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "SIC Luj\u00e1n - Paso 2: F\u00e1brica Visual (v22.1)",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "sic-paso2-visual",
"options": {}
},
"name": "Webhook desde Paso 1",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
100,
300
],
"_note": "Reemplaza el polling cada minuto. Recibe id_master del Paso 1."
},
{
"parameters": {
"jsCode": "// Verificar secreto compartido para seguridad entre flujos\nconst secret = $input.first().json.headers?.['x-sic-secret'];\nconst expectedSecret = $env.SIC_WEBHOOK_SECRET;\n\nif (!secret || secret !== expectedSecret) {\n throw new Error('Acceso no autorizado: secreto inv\u00e1lido o ausente.');\n}\n\nconst idMaster = $input.first().json.body?.id_master;\nif (!idMaster) {\n throw new Error('id_master no recibido desde Paso 1.');\n}\n\nreturn [{ json: { id_master: idMaster } }];"
},
"name": "Verificar secreto",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
300,
300
]
},
{
"parameters": {
"operation": "read",
"documentId": {
"__rl": true,
"value": "YOUR_GOOGLE_SHEET_ID",
"mode": "id"
},
"sheetName": "INGESTA_EVENTOS",
"filters": {
"conditions": [
{
"column": "id_master",
"operation": "equal",
"value": "={{$node[\"Verificar secreto\"].json[\"id_master\"]}}"
},
{
"column": "estado",
"operation": "equal",
"value": "Pendiente Visual"
}
]
}
},
"name": "Leer fila de Sheets",
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4,
"position": [
500,
300
],
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$node[\"Leer fila de Sheets\"].json[\"url_imagen_original\"]}}",
"operation": "isNotEmpty"
}
]
}
},
"name": "\u00bfTiene imagen?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
700,
300
]
},
{
"parameters": {
"operation": "render",
"templateId": "YOUR_CREATOMATE_TEMPLATE_ID",
"modifications": {
"mappingMode": "defineBelow",
"value": {
"Texto_Titulo": "={{$node[\"Leer fila de Sheets\"].json[\"title\"]}}",
"Texto_Fecha": "={{$node[\"Leer fila de Sheets\"].json[\"date\"]}}",
"Texto_Horarios": "={{$node[\"Leer fila de Sheets\"].json[\"horarios\"]}}",
"Texto_Disciplinas": "={{$node[\"Leer fila de Sheets\"].json[\"disciplinas\"]}}",
"Fondo": "={{$node[\"Leer fila de Sheets\"].json[\"url_imagen_original\"]}}"
}
},
"options": {
"waitForFinish": true
}
},
"name": "Creatomate (con imagen)",
"type": "n8n-nodes-base.creatomate",
"typeVersion": 1,
"position": [
900,
220
],
"credentials": {
"creatomateApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "render",
"templateId": "YOUR_CREATOMATE_TEMPLATE_NOIMAGEN_ID",
"modifications": {
"mappingMode": "defineBelow",
"value": {
"Texto_Titulo": "={{$node[\"Leer fila de Sheets\"].json[\"title\"]}}",
"Texto_Fecha": "={{$node[\"Leer fila de Sheets\"].json[\"date\"]}}",
"Texto_Horarios": "={{$node[\"Leer fila de Sheets\"].json[\"horarios\"]}}",
"Texto_Disciplinas": "={{$node[\"Leer fila de Sheets\"].json[\"disciplinas\"]}}"
}
},
"options": {
"waitForFinish": true
}
},
"name": "Creatomate (sin imagen)",
"type": "n8n-nodes-base.creatomate",
"typeVersion": 1,
"position": [
900,
420
],
"credentials": {
"creatomateApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"operation": "update",
"documentId": {
"__rl": true,
"value": "YOUR_GOOGLE_SHEET_ID",
"mode": "id"
},
"sheetName": "INGESTA_EVENTOS",
"key": "id_master",
"columns": {
"mappingMode": "defineBelow",
"value": {
"url_flyer_1": "={{$node[\"Creatomate (con imagen)\"].json[\"url\"] || $node[\"Creatomate (sin imagen)\"].json[\"url\"]}}",
"estado": "Pendiente WP"
}
}
},
"name": "Actualizar Sheets",
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4,
"position": [
1100,
300
],
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"method": "POST",
"url": "={{ $env.N8N_PASO3_WEBHOOK_URL }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "X-SIC-Secret",
"value": "={{ $env.SIC_WEBHOOK_SECRET }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "id_master",
"value": "={{$node[\"Verificar secreto\"].json[\"id_master\"]}}"
},
{
"name": "trigger",
"value": "flyer_listo"
}
]
},
"options": {}
},
"name": "Disparar Paso 3",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.1,
"position": [
1300,
300
]
},
{
"parameters": {
"operation": "update",
"documentId": {
"__rl": true,
"value": "YOUR_GOOGLE_SHEET_ID",
"mode": "id"
},
"sheetName": "INGESTA_EVENTOS",
"key": "id_master",
"columns": {
"mappingMode": "defineBelow",
"value": {
"estado": "Error Visual",
"error_log": "={{$execution.error?.message || 'Error en Creatomate'}}"
}
}
},
"name": "Marcar error en Sheets",
"type": "n8n-nodes-base.googleSheets",
"typeVersion": 4,
"position": [
900,
580
],
"credentials": {
"googleSheetsOAuth2Api": {
"name": "<your credential>"
}
}
}
],
"connections": {
"Webhook desde Paso 1": {
"main": [
[
{
"node": "Verificar secreto",
"type": "main",
"index": 0
}
]
]
},
"Verificar secreto": {
"main": [
[
{
"node": "Leer fila de Sheets",
"type": "main",
"index": 0
}
]
]
},
"Leer fila de Sheets": {
"main": [
[
{
"node": "\u00bfTiene imagen?",
"type": "main",
"index": 0
}
]
]
},
"\u00bfTiene imagen?": {
"main": [
[
{
"node": "Creatomate (con imagen)",
"type": "main",
"index": 0
}
],
[
{
"node": "Creatomate (sin imagen)",
"type": "main",
"index": 0
}
]
]
},
"Creatomate (con imagen)": {
"main": [
[
{
"node": "Actualizar Sheets",
"type": "main",
"index": 0
}
]
]
},
"Creatomate (sin imagen)": {
"main": [
[
{
"node": "Actualizar Sheets",
"type": "main",
"index": 0
}
]
]
},
"Actualizar Sheets": {
"main": [
[
{
"node": "Disparar Paso 3",
"type": "main",
"index": 0
}
]
]
}
},
"errorWorkflow": "SIC-Error-Handler",
"_readme": {
"cambios_v22_1": [
"Reemplazado polling everyMinute por webhook encadenado desde Paso 1",
"Agregada verificaci\u00f3n de secreto X-SIC-Secret",
"Dos ramas Creatomate: con y sin imagen de fondo",
"Incluye campos Texto_Horarios y Texto_Disciplinas en el flyer",
"Nodo de error escribe estado 'Error Visual' en Sheets en vez de silenciar el fallo"
],
"variables_requeridas": [
"N8N_PASO3_WEBHOOK_URL: URL del webhook de inicio del Paso 3",
"SIC_WEBHOOK_SECRET: El mismo token que usa el Paso 1",
"YOUR_CREATOMATE_TEMPLATE_ID: Plantilla con imagen de fondo",
"YOUR_CREATOMATE_TEMPLATE_NOIMAGEN_ID: Plantilla alternativa sin imagen",
"YOUR_GOOGLE_SHEET_ID: ID de tu Google Sheet SIC_LABORATORIO"
],
"plantilla_creatomate_capas_requeridas": [
"Texto_Titulo",
"Texto_Fecha",
"Texto_Horarios",
"Texto_Disciplinas",
"Fondo (solo en plantilla con imagen)"
]
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
creatomateApigoogleSheetsOAuth2Api
Pro
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About this workflow
SIC Luján - Paso 2: Fábrica Visual (v22.1). Uses googleSheets, creatomate, httpRequest. Webhook trigger; 9 nodes.
Source: https://github.com/liberedicion-lgtm/lujansic/blob/f9ef0d95851af98a9c34d1fbd39f13c9fba7208a/automatizacion/paso2_visual.json — original creator credit. Request a take-down →
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