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": "Register",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "register",
"responseMode": "responseNode",
"options": {
"allowedOrigins": "*"
}
},
"type": "n8n-nodes-base.webhook",
"typeVersion": 2,
"position": [
-280,
0
],
"id": "9b49e9ea-5937-4206-91c3-b6e549719eda",
"name": "Webhook"
},
{
"parameters": {
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.3,
"position": [
1220,
0
],
"id": "60bbeb19-9d28-4d9d-bb93-533d7845e0e3",
"name": "Respond to Webhook"
},
{
"parameters": {
"collection": "users",
"options": {},
"query": "={\n \"email\": \"{{ $('Webhook').first().json.body.email }}\"\n}"
},
"type": "n8n-nodes-base.mongoDb",
"typeVersion": 1.2,
"position": [
0,
0
],
"id": "ae709a52-cf13-40c6-9177-521913a4794b",
"name": "MongoDB",
"alwaysOutputData": true,
"credentials": {
"mongoDb": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "c9800ea8-9c3a-41e3-ac6c-a0ce3db1e96a",
"leftValue": "={{ '_id' in $input.first().json }}",
"rightValue": 0,
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
220,
0
],
"id": "1e5e6923-9556-42c1-8f8f-7867382777da",
"name": "If"
},
{
"parameters": {
"respondWith": "json",
"responseBody": "{\n \"error\": \"Usu\u00e1rio j\u00e1 existe\"\n}",
"options": {}
},
"type": "n8n-nodes-base.respondToWebhook",
"typeVersion": 1.3,
"position": [
880,
100
],
"id": "bf3f6608-b2cd-44e9-8641-aa49d5af448e",
"name": "Respond to Webhook1"
},
{
"parameters": {
"operation": "insert",
"collection": "users",
"fields": "email,password",
"options": {}
},
"type": "n8n-nodes-base.mongoDb",
"typeVersion": 1.2,
"position": [
900,
-80
],
"id": "85f90a7f-7c87-4802-8a53-1b0f8e181a55",
"name": "MongoDB1",
"credentials": {
"mongoDb": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "8a2acbee-2abd-4e6f-aebc-be27a4aaa350",
"name": "email",
"value": "={{ $('Webhook').first().json.body.email }}",
"type": "string"
},
{
"id": "dd66a30b-8a0a-4be7-9bf8-b6a66bc47c4b",
"name": "password",
"value": "={{ $('Webhook').first().json.body.password }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
600,
-100
],
"id": "47045ade-782e-477d-a045-7d1ec7df08de",
"name": "Edit Fields"
}
],
"connections": {
"Webhook": {
"main": [
[
{
"node": "MongoDB",
"type": "main",
"index": 0
}
]
]
},
"MongoDB": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "Edit Fields",
"type": "main",
"index": 0
}
],
[
{
"node": "Respond to Webhook1",
"type": "main",
"index": 0
}
]
]
},
"MongoDB1": {
"main": [
[
{
"node": "Respond to Webhook",
"type": "main",
"index": 0
}
]
]
},
"Edit Fields": {
"main": [
[
{
"node": "MongoDB1",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1"
},
"versionId": "a991e403-7044-455c-8d28-72c7ee10b6d4",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "VaJhBjwOr8wyLkc7",
"tags": []
}
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.
mongoDb
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About this workflow
Register. Uses respondToWebhook, mongoDb. Webhook trigger; 7 nodes.
Source: https://github.com/albreis/manycure/blob/dd0ca71f23c3995b45f0572c4a7a9498a431ff47/workflows/Register.json — original creator credit. Request a take-down →
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