Nylas · Schema

Nylas message.created.cleaned notification object

Sent when a new message is synced and the [Clean Conversations](/docs/v3/email/parse-messages/) feature is enabled for the application. The message `body` contains cleaned markdown content instead of the original HTML. This schema describes `data.object` inside the Nylas notification envelope.

CalendarCommunicationsContactsEmailMessagingSchedulingA2A

Properties

Name Type Description
id string The Nylas message ID.
grant_id string The grant ID that owns this message.
object string Always `message`.
thread_id string The thread this message belongs to.
subject string The message subject line.
from array Sender information.
to array Primary recipients.
cc array CC recipients.
bcc array BCC recipients.
reply_to array Reply-to addresses.
date integer Unix timestamp when the message was sent.
body string Cleaned markdown content of the message. Contains the original HTML when `cleaning_status` is `failed`.
snippet string A short plaintext preview of the message body.
starred boolean Whether the message is starred/flagged.
unread boolean Whether the message is unread.
folders array Folder names the message belongs to (e.g. `INBOX`, `SENT`).
attachments array Attachment metadata. Does not include file content.
metadata object Custom key-value metadata you attached when sending the message.
cleaning_status string Whether cleaning succeeded. `failed` indicates cleaning failed after retries and `body` contains the original HTML.
cleaning_error string Description of the cleaning error. Only present when `cleaning_status` is `failed`.
View JSON Schema on GitHub

JSON Schema

nylas-message-created-cleaned.schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/nylas/refs/heads/main/json-schema/nylas-message-created-cleaned.schema.json",
  "title": "Nylas message.created.cleaned notification object",
  "description": "Sent when a new message is synced and the [Clean Conversations](/docs/v3/email/parse-messages/) feature is enabled for the application. The message `body` contains cleaned markdown content instead of the original HTML. This schema describes `data.object` inside the Nylas notification envelope.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "The Nylas message ID."
    },
    "grant_id": {
      "type": "string",
      "description": "The grant ID that owns this message."
    },
    "object": {
      "type": "string",
      "description": "Always `message`.",
      "enum": [
        "message"
      ]
    },
    "thread_id": {
      "type": "string",
      "description": "The thread this message belongs to."
    },
    "subject": {
      "type": "string",
      "description": "The message subject line."
    },
    "from": {
      "type": "array",
      "description": "Sender information.",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string",
            "description": "Display name of the sender."
          },
          "email": {
            "type": "string",
            "format": "email",
            "description": "Email address of the sender."
          }
        }
      }
    },
    "to": {
      "type": "array",
      "description": "Primary recipients.",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string",
            "format": "email"
          }
        }
      }
    },
    "cc": {
      "type": "array",
      "description": "CC recipients.",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string",
            "format": "email"
          }
        }
      }
    },
    "bcc": {
      "type": "array",
      "description": "BCC recipients.",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string",
            "format": "email"
          }
        }
      }
    },
    "reply_to": {
      "type": "array",
      "description": "Reply-to addresses.",
      "items": {
        "type": "object",
        "properties": {
          "name": {
            "type": "string"
          },
          "email": {
            "type": "string",
            "format": "email"
          }
        }
      }
    },
    "date": {
      "type": "integer",
      "description": "Unix timestamp when the message was sent."
    },
    "body": {
      "type": "string",
      "description": "Cleaned markdown content of the message. Contains the original HTML when `cleaning_status` is `failed`."
    },
    "snippet": {
      "type": "string",
      "description": "A short plaintext preview of the message body."
    },
    "starred": {
      "type": "boolean",
      "description": "Whether the message is starred/flagged."
    },
    "unread": {
      "type": "boolean",
      "description": "Whether the message is unread."
    },
    "folders": {
      "type": "array",
      "description": "Folder names the message belongs to (e.g. `INBOX`, `SENT`).",
      "items": {
        "type": "string"
      }
    },
    "attachments": {
      "type": "array",
      "description": "Attachment metadata. Does not include file content.",
      "items": {
        "type": "object",
        "properties": {
          "id": {
            "type": "string",
            "description": "Attachment ID. Use with the [Attachments API](/docs/reference/api/attachments/) to download."
          },
          "filename": {
            "type": "string",
            "description": "Original filename."
          },
          "content_type": {
            "type": "string",
            "description": "MIME type."
          },
          "size": {
            "type": "integer",
            "description": "Size in bytes."
          },
          "is_inline": {
            "type": "boolean",
            "description": "Whether the attachment is an inline image."
          },
          "content_id": {
            "type": "string",
            "description": "Content ID for inline attachments (used in HTML img tags). Only present for inline attachments."
          },
          "content_disposition": {
            "type": "string",
            "description": "Content-Disposition header value."
          }
        }
      }
    },
    "metadata": {
      "type": "object",
      "description": "Custom key-value metadata you attached when sending the message.",
      "additionalProperties": true
    },
    "cleaning_status": {
      "type": "string",
      "enum": [
        "success",
        "failed"
      ],
      "description": "Whether cleaning succeeded. `failed` indicates cleaning failed after retries and `body` contains the original HTML."
    },
    "cleaning_error": {
      "type": "string",
      "description": "Description of the cleaning error. Only present when `cleaning_status` is `failed`."
    }
  },
  "required": [
    "id",
    "grant_id",
    "object",
    "cleaning_status"
  ],
  "x-nylas-trigger": "message.created.cleaned",
  "x-nylas-category": "Messages",
  "x-provenance": {
    "method": "authored",
    "publisher": "Nylas",
    "source": "https://developer.nylas.com/docs/reference/notifications/messages/message-created-cleaned/",
    "derived_from": "nylas/developer.nylas.com@a7995fb6:src/_component-data/notification-schemas.json",
    "generated": "2026-09-28"
  },
  "examples": [
    {
      "attachments": [
        {
          "content_disposition": "attachment; filename=\"image.jpg\"",
          "content_id": "<CID>",
          "content_type": "image/jpeg; name=\"image.jpg\"",
          "filename": "image.jpg",
          "grant_id": "<NYLAS_GRANT_ID>",
          "id": "<ATTACHMENT_ID>",
          "is_inline": false,
          "size": 4860136
        }
      ],
      "bcc": [
        {
          "email": "leyah@example.com"
        }
      ],
      "body": "# Team Update\n\nHi everyone,\n\nHere are the key updates from this week:\n\n* Project Alpha launched successfully\n* New API endpoints are live in staging\n* Next sprint planning is on Monday\n\nLet me know if you have questions.",
      "cc": [
        {
          "email": "kaveh@example.com"
        }
      ],
      "cleaning_status": "success",
      "date": 1723821981,
      "folders": [
        "INBOX"
      ],
      "from": [
        {
          "email": "swag@example.com",
          "name": "Nylas Swag"
        }
      ],
      "grant_id": "<NYLAS_GRANT_ID>",
      "id": "<MESSAGE_ID>",
      "metadata": {
        "key1": "all-meetings",
        "key2": "on-site"
      },
      "object": "message",
      "reply_to": [],
      "snippet": "Hi everyone, Here are the key updates from this week.",
      "starred": false,
      "subject": "Team Update - Week of Aug 12",
      "thread_id": "<THREAD_ID>",
      "to": [
        {
          "email": "nyla@example.com"
        }
      ],
      "unread": true
    }
  ]
}

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