Update an existing custom content type schema
json.| Key | Type | Required | Description |
|---|---|---|---|
name | string | Yes | Field identifier |
type | string | Yes | Field type: short_text, long_text, url, integer, boolean, media, etc. |
meta_data | object | No | UI metadata — label, tooltip, type, placeholder, default (each wrapped as {"value": ...}) |
validations | object | No | Validation rules — required, group_editable |
group_id | string | No | Field group assignment |