{
  "@context": {
    "@version": 1.1,
    "nylas": "https://developer.nylas.com/docs/dev-guide/glossary/#",
    "schema": "https://schema.org/",
    "xsd": "http://www.w3.org/2001/XMLSchema#",
    "@vocab": "https://developer.nylas.com/docs/dev-guide/glossary/#",

    "object": "@type",
    "id": "@id",

    "UnixTimestamp": "nylas:UnixTimestamp",

    "grant_id": { "@id": "nylas:grant", "@type": "@id" },
    "application_id": { "@id": "nylas:application", "@type": "@id" },
    "created_at": { "@id": "nylas:created_at", "@type": "nylas:UnixTimestamp" },
    "updated_at": { "@id": "nylas:updated_at", "@type": "nylas:UnixTimestamp" },
    "metadata": { "@id": "nylas:metadata", "@type": "@json" },
    "email": "schema:email",
    "name": "schema:name",
    "description": "schema:description",

    "grant": {
      "@id": "nylas:Grant",
      "@context": {
        "provider": "nylas:provider",
        "grant_status": "nylas:grant_status",
        "scope": { "@id": "nylas:scope", "@container": "@set" }
      }
    },

    "message": {
      "@id": "schema:EmailMessage",
      "@context": {
        "subject": "schema:headline",
        "body": "schema:text",
        "snippet": "schema:abstract",
        "from": { "@id": "schema:sender", "@container": "@set" },
        "to": { "@id": "schema:toRecipient", "@container": "@set" },
        "cc": { "@id": "schema:ccRecipient", "@container": "@set" },
        "bcc": { "@id": "schema:bccRecipient", "@container": "@set" },
        "reply_to": { "@id": "nylas:reply_to", "@container": "@set" },
        "date": { "@id": "nylas:date", "@type": "nylas:UnixTimestamp" },
        "thread_id": { "@id": "schema:isPartOf", "@type": "@id" },
        "attachments": { "@id": "schema:messageAttachment", "@container": "@set" },
        "folders": { "@id": "nylas:folder", "@container": "@set" },
        "unread": { "@id": "nylas:unread", "@type": "xsd:boolean" },
        "starred": { "@id": "nylas:starred", "@type": "xsd:boolean" },
        "in_reply_to": "nylas:in_reply_to"
      }
    },

    "draft": {
      "@id": "nylas:Draft",
      "@context": {
        "subject": "schema:headline",
        "body": "schema:text",
        "to": { "@id": "schema:toRecipient", "@container": "@set" },
        "cc": { "@id": "schema:ccRecipient", "@container": "@set" },
        "bcc": { "@id": "schema:bccRecipient", "@container": "@set" },
        "attachments": { "@id": "schema:messageAttachment", "@container": "@set" }
      }
    },

    "thread": {
      "@id": "schema:Conversation",
      "@context": {
        "subject": "schema:headline",
        "snippet": "schema:abstract",
        "message_ids": { "@id": "schema:hasPart", "@type": "@id", "@container": "@set" },
        "draft_ids": { "@id": "nylas:draft", "@type": "@id", "@container": "@set" },
        "participants": { "@id": "nylas:participant", "@container": "@set" },
        "has_attachments": { "@id": "nylas:has_attachments", "@type": "xsd:boolean" },
        "earliest_message_date": { "@id": "nylas:earliest_message_date", "@type": "nylas:UnixTimestamp" },
        "latest_message_received_date": { "@id": "nylas:latest_message_received_date", "@type": "nylas:UnixTimestamp" },
        "latest_message_sent_date": { "@id": "nylas:latest_message_sent_date", "@type": "nylas:UnixTimestamp" }
      }
    },

    "attachment": {
      "@id": "schema:MediaObject",
      "@context": {
        "filename": "schema:name",
        "content_type": "schema:encodingFormat",
        "size": { "@id": "nylas:size_bytes", "@type": "xsd:integer" },
        "is_inline": { "@id": "nylas:is_inline", "@type": "xsd:boolean" },
        "content_id": "nylas:content_id",
        "content_disposition": "nylas:content_disposition"
      }
    },

    "folder": {
      "@id": "nylas:Folder",
      "@context": {
        "parent_id": { "@id": "nylas:parent_folder", "@type": "@id" },
        "system_folder": { "@id": "nylas:system_folder", "@type": "xsd:boolean" },
        "unread_count": { "@id": "nylas:unread_count", "@type": "xsd:integer" },
        "total_count": { "@id": "nylas:total_count", "@type": "xsd:integer" }
      }
    },

    "calendar": {
      "@id": "nylas:Calendar",
      "@context": {
        "timezone": "nylas:timezone",
        "is_primary": { "@id": "nylas:is_primary", "@type": "xsd:boolean" },
        "read_only": { "@id": "nylas:read_only", "@type": "xsd:boolean" },
        "owner_email": "nylas:owner_email",
        "location": "schema:location"
      }
    },

    "event": {
      "@id": "schema:Event",
      "@context": {
        "title": "schema:name",
        "location": "schema:location",
        "calendar_id": { "@id": "nylas:calendar", "@type": "@id" },
        "participants": { "@id": "schema:attendee", "@container": "@set" },
        "organizer": "schema:organizer",
        "status": "nylas:event_status",
        "busy": { "@id": "nylas:busy", "@type": "xsd:boolean" },
        "when": "nylas:when",
        "recurrence": { "@id": "nylas:recurrence", "@container": "@list" },
        "html_link": { "@id": "schema:url", "@type": "@id" },
        "ical_uid": "nylas:ical_uid",
        "conferencing": "nylas:conferencing"
      }
    },

    "contact": {
      "@id": "schema:Person",
      "@context": {
        "given_name": "schema:givenName",
        "middle_name": "schema:additionalName",
        "surname": "schema:familyName",
        "suffix": "schema:honorificSuffix",
        "nickname": "nylas:nickname",
        "birthday": "schema:birthDate",
        "company_name": "nylas:company_name",
        "job_title": "schema:jobTitle",
        "emails": { "@id": "nylas:email_address", "@container": "@set" },
        "phone_numbers": { "@id": "nylas:phone_number", "@container": "@set" },
        "physical_addresses": { "@id": "nylas:physical_address", "@container": "@set" },
        "web_pages": { "@id": "nylas:web_page", "@container": "@set" },
        "picture_url": { "@id": "schema:image", "@type": "@id" },
        "notes": "nylas:notes",
        "groups": { "@id": "nylas:contact_group", "@container": "@set" }
      }
    },

    "notetaker": {
      "@id": "nylas:Notetaker",
      "@context": {
        "meeting_link": { "@id": "nylas:meeting_link", "@type": "@id" },
        "meeting_provider": "nylas:meeting_provider",
        "join_time": { "@id": "nylas:join_time", "@type": "nylas:UnixTimestamp" },
        "state": "nylas:notetaker_state"
      }
    },

    "booking": {
      "@id": "schema:EventReservation",
      "@context": {
        "booking_id": "schema:reservationId",
        "configuration_id": { "@id": "nylas:scheduler_configuration", "@type": "@id" },
        "booking_ref": "nylas:booking_ref"
      }
    }
  },
  "x-provenance": {
    "method": "authored",
    "publisher": "Nylas",
    "source": "https://developer.nylas.com/docs/dev-guide/glossary/",
    "derived_from": [
      "https://developer.nylas.com/_spec-files/nylas-api.yaml (components.schemas message, thread, draft, attachment, folder, contact)",
      "https://developer.nylas.com/docs/reference/notifications/ (event, calendar, notetaker, booking, grant object schemas)"
    ],
    "generated": "2026-09-28",
    "note": "Field names are Nylas API field names verbatim. `object` is the Nylas resource discriminator and is aliased to @type; its values (message, event, ...) are the class terms. Nylas timestamps are Unix epoch seconds, so they are typed nylas:UnixTimestamp and deliberately NOT mapped to schema.org Date/DateTime properties. schema.org is used only where the semantics match; everything else stays in the Nylas glossary namespace."
  }
}