Node.js SDK
Get Project Field Catalog
Returns subscriber field metadata for the project: which fields exist, how often each is populated (fillRate), example values, and whether the field is auto-filled at send time. Powers variable pickers, persona prefill, and template-coverage UIs. Optionally scope the result to a specific segment or tag.
GET
Node.js SDK
Authorizations
API key authentication. Use 'Authorization: Bearer YOUR_API_KEY' where YOUR_API_KEY is obtained from the Migma dashboard under Settings → API Integration.
Path Parameters
Project ID (MongoDB ObjectId)
Pattern:
^[0-9a-fA-F]{24}$Query Parameters
Restrict the catalog to subscribers in this segment.
Pattern:
^[0-9a-fA-F]{24}$Restrict the catalog to subscribers with this tag id.
Pattern:
^[0-9a-fA-F]{24}$