Fastmail icon

Fastmail

Actions for Fastmail messages, labels, drafts and threads

Actions30

Message → Mark a Message as Read

AI-generated

Summary

Mark a Fastmail message as read

Inputs

  • messageId (required) — ID of the message to mark as read.
  • fetchOptions — Optional fetch options (ignored for this operation). Includes read status, search, includeBodyValues, downloadAttachments, attachmentBinaryPrefix, includeEmailIds, and debug flag.

Output shape

object

Returns a JSON object with fields action, messageId, and successful. If debug is enabled, also includes debug with before and after message snapshots and the raw JMAP response.

Links

Discussion