{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "https://raw.githubusercontent.com/api-evangelist/nylas/main/json-schema/nylas-list-object-schema.json", "title": "List", "x-generated": "2026-10-02", "x-method": "derived", "x-generator": "derive-json-schema.py", "x-source": "openapi/nylas-lists-api-openapi.yml#/components/schemas/ListObject", "type": "object", "properties": { "id": { "type": "string", "description": "Globally unique identifier for the list (UUID)." }, "name": { "type": "string", "description": "A human-readable name for the list. 1–256 characters. Required on create." }, "description": { "type": "string", "description": "An optional description of the list's purpose." }, "type": { "type": "string", "enum": [ "domain", "tld", "address" ], "description": "The kind of values the list holds and which rule condition fields it can be used with. Required on create and\nimmutable after creation. `domain` holds domain names (matched against `from.domain` or `recipient.domain`),\n`tld` holds top-level domains (matched against `from.tld` or `recipient.tld`), and `address` holds full email\naddresses (matched against `from.address` or `recipient.address`)." }, "items_count": { "type": "integer", "description": "The number of items currently in the list. Read-only; maintained by the system." }, "application_id": { "type": "string", "description": "The ID of the application that owns the list. Read-only; derived from the authenticated API key." }, "organization_id": { "type": "string", "description": "The ID of the Nylas organization that owns the list. Read-only; derived from the authenticated API key." }, "created_at": { "type": "integer", "description": "When the list was created, in seconds using the Unix timestamp format." }, "updated_at": { "type": "integer", "description": "When the list was last updated, in seconds using the Unix timestamp format." } } }