Turn a private event question into a concrete subcategory list
DM the category context to Notis and get a useful Eventbrite subcategory list while the idea is still fresh.
Trigger
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Action
Get Event Subcategories
Tool to list all event subcategories. use when fetching available subcategory options, optionally filtered by locale after selecting a category.
Why this helps
Early-stage event ideas are easy to abandon when even a small taxonomy question requires a separate research session.
- Supports quiet, low-friction idea development
- Returns precise options without broadcasting unfinished plans
- Preserves momentum during early planning
Setup
Build it in a few focused steps.
- 1Connect Slack and Eventbrite to Notis once.
- 2Tell Notis to retrieve Eventbrite subcategories when a DM asks about options beneath a named category.
- 3Choose Direct Message Received, select a run-report destination, and test with one real category.
Questions about this workflow
Is the category required?
The subcategory lookup is most useful when the DM supplies the parent category.
Can the response be reported privately?
Choose the appropriate private channel for automation run reports.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slack to Eventbrite. A trigger fires from one place; an action lands in another.
Slack triggers
Eventbrite actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Get Event Categories
Tool to retrieve event categories. use when selecting a category for an event. localizes results via optional locale parameter.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get Event Formats
Tool to list event formats. use when you need the available formats before creating or updating an event.
New Channel Created Trigger
Triggered when a new channel is created in Slack.
Get Event Subcategories
Tool to list all event subcategories. use when fetching available subcategory options, optionally filtered by locale after selecting a category.
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Reaction Added Trigger
DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.
Connect any two apps with Notis in the middle.
Slack and Eventbrite, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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