Official Docs: email_action
Standard javascript object
action_insert
Send an email whenever a new record is inserted into the selected table
action_update
Send an email whenever a record in the selected table is modified
affected_field_on_event
The field in the event that must be affected for this notification to send to subscribed users
category
The notification appears in the user notification preferences under the category provided. If no category is provided, it appears under 'Uncategorized'.
condition
Send Notification when conditions evaluate to true
content_type
Specify whether the message is sent with a format of HTML, plain text, or both
event_parm_1
The first event parameter contains a recipient, either a user sys_id, group sys_id or an email address, who should receive this notification
event_parm_2
The second event parameter contains a recipient, either a user sys_id, group sys_id or an email address, who should receive this notification
exclude_delegates
Do not send the notification to any delegates of this notification's recipients
force_delivery
Bypass settings that would normally prevent sending to the recipient (e.g., device.schedule, user.notification)
from
Email address you want to appear in the From field
generation_type
Action that causes an email to be sent. Specifies whether to send email based on a trigger, an event firing, or an action against a record.
importance
Importance/Priority flag for the email
include_attachments
Send all attachments from the triggering record as email attachments
item
The sys_id of the subscribed item
item_table
The table that the subscribed item resides in
mandatory
Prevent users from unsubscribing/filtering-out this notification
omit_watermark
Omitting watermark prevents any email replies from updating the triggering record
recipient_fields
Field in the currently-selected table that contains a reference to a user or group that will receive an email notification
recipient_groups
List of groups that will receive an email notification
recipient_users
List of users or email addresses that will receive an email notification
reply_to
Email address to be used when replying to the email notification
subscribable
Allow users to choose this notification when subscribing to their messages
sys_domain
Domain to which the rule belongs
sys_name
Display name for this application file
sys_overrides
Rule being overridden by the current record
sys_policy
Determines how application files are protected when downloaded or installed
sys_scope
Application containing this record
sys_version
Notification Version
weight
Used to decide which notification takes precedence when more than one qualifies