Website Builder API
POST /services/websites/v1/components/update-custom-fields Auth

Update Custom Fields

Request Body Required

FieldTypeRequiredDescriptionExample
component_id string Yes The component connection ID to update custom fields for (must be a dynamic component). 339
custom_field_json string Yes The Custom Fields configuration as a JSON string defining field types, labels, and settings. {"fields":[{"key":"field_1775049050904","title":"Text Input","type":"text","required":false,"placeholder":"Enter text","value":""}],"exportedAt":"2026-04-01T13:10:52.444Z","version":"2.0"}

Responses

200
422
401
403
429
Successful response
Headers
HeaderTypeDescriptionExample
X-RateLimit-Limit integer Maximum number of requests allowed per minute 60
X-RateLimit-Remaining integer Number of requests remaining in the current window 57
FieldTypeDescription
error boolean
message string
data object
data.component object
Validation error
FieldTypeDescription
message string Errors overview.
errors object A detailed description of each field that failed validation.
Unauthenticated — missing or invalid Bearer token
Headers
HeaderTypeDescriptionExample
X-RateLimit-Limit integer Maximum number of requests allowed per minute 60
X-RateLimit-Remaining integer Number of requests remaining in the current window 57
FieldTypeDescription
error boolean
message string
Forbidden — insufficient permissions for this resource
Headers
HeaderTypeDescriptionExample
X-RateLimit-Limit integer Maximum number of requests allowed per minute 60
X-RateLimit-Remaining integer Number of requests remaining in the current window 57
FieldTypeDescription
error boolean
message string
Too Many Requests — rate limit exceeded
Headers
HeaderTypeDescriptionExample
X-RateLimit-Limit integer Maximum number of requests allowed per minute 60
X-RateLimit-Remaining integer Number of requests remaining in the current window 57
Retry-After integer Seconds until the rate limit resets 60
FieldTypeDescription
error boolean
message string
Base URL
https://api.wemasy.nl/api
Authentication
Request Sample
cURL
JS
PHP
Python
curl -X POST "https://api.wemasy.nl/api/services/websites/v1/components/update-custom-fields" \
  -H "Authorization: Bearer YOUR_API_TOKEN" \
  -H "Accept: application/json" \
  -H "Content-Type: application/json" \
  -d '{
    "component_id": "339",
    "custom_field_json": "{\"fields\":[{\"key\":\"field_1775049050904\",\"title\":\"Text Input\",\"type\":\"text\",\"required\":false,\"placeholder\":\"Enter text\",\"value\":\"\"}],\"exportedAt\":\"2026-04-01T13:10:52.444Z\",\"version\":\"2.0\"}"
}'
fetch('https://api.wemasy.nl/api/services/websites/v1/components/update-custom-fields', {
  method: 'POST',
  headers: {
    'Authorization': 'Bearer YOUR_API_TOKEN',
    'Accept': 'application/json',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    "component_id": "339",
    "custom_field_json": "{\"fields\":[{\"key\":\"field_1775049050904\",\"title\":\"Text Input\",\"type\":\"text\",\"required\":false,\"placeholder\":\"Enter text\",\"value\":\"\"}],\"exportedAt\":\"2026-04-01T13:10:52.444Z\",\"version\":\"2.0\"}"
})})
.then(r => r.json())
.then(data => console.log(data));
$response = Http::withToken('YOUR_API_TOKEN')
    ->accept('application/json')
    ->post('https://api.wemasy.nl/api/services/websites/v1/components/update-custom-fields', {
    "component_id": "339",
    "custom_field_json": "{\"fields\":[{\"key\":\"field_1775049050904\",\"title\":\"Text Input\",\"type\":\"text\",\"required\":false,\"placeholder\":\"Enter text\",\"value\":\"\"}],\"exportedAt\":\"2026-04-01T13:10:52.444Z\",\"version\":\"2.0\"}"
});
$data = $response->json();
import requests

headers = {
    "Authorization": "Bearer YOUR_API_TOKEN",
    "Accept": "application/json"
}
data = {
    "component_id": "339",
    "custom_field_json": "{\"fields\":[{\"key\":\"field_1775049050904\",\"title\":\"Text Input\",\"type\":\"text\",\"required\":false,\"placeholder\":\"Enter text\",\"value\":\"\"}],\"exportedAt\":\"2026-04-01T13:10:52.444Z\",\"version\":\"2.0\"}"
}
r = requests.post("https://api.wemasy.nl/api/services/websites/v1/components/update-custom-fields", headers=headers, json=data)
print(r.json())
Response Example
{
    "error": false,
    "message": "string",
    "data": {
        "component": {
            "id": "string",
            "custom_field_json": "string"
        }
    }
}
Try It
Request Body Required
Export