Turn reaction removal into document follow-up
When a reaction is cleared, retrieve the referenced file so the next action is clear.
Trigger
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Action
Get Document by ID
Tool to retrieve a document by id. use after both docset and document ids are available.
Why this helps
Removing a reaction can signal unresolved work, but the supporting document still needs to be found.
- Creates a concrete follow-up signal
- Finds the referenced document
- Keeps handoffs visible
Setup
Build it in a few focused steps.
- 1Connect Slackbot and Aryn once in Notis.
- 2Create an automation that retrieves the Aryn document referenced by a message when its reaction is removed.
- 3Pick the Message Reaction Removed trigger.
- 4Choose where reports go and test by removing one reaction from a message with valid ids.
Questions about this workflow
Why use reaction removal?
Teams can use it as a signal that a document needs renewed attention.
What identifiers are required?
The event context must include the docset id and document id.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slackbot to Aryn. A trigger fires from one place; an action lands in another.
Slackbot triggers
Aryn actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Create DocSet
Tool to create a new docset. use when you need to allocate a storage container before adding documents.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Create DocSet
Tool to create a new docset. use when you need to allocate a storage container before adding documents.
New Channel Created Trigger
Triggered when a new channel is created in Slack.
Delete DocSet
Tool to delete a docset and all its documents. use after confirming the docset id, when you need to permanently remove a docset and its contents.
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
Generate plan
Tool to generate a query plan without executing it. use when you need to review the logical plan before running your query (e.g., "generate a plan for revenue breakdown by region").
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Get DocSet Metadata
Tool to retrieve metadata for a specific docset. use when you have the docset id and optionally need usage statistics.
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Get Document by ID
Tool to retrieve a document by id. use after both docset and document ids are available.
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Get Document Binary
Tool to retrieve the binary content of a document by docset id and document id.
Reaction Added Trigger
DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.
List Async Tasks
Tool to list all outstanding asynchronous tasks for the account. use when you need to check pending or running tasks.
Connect any two apps with Notis in the middle.
Slackbot and Aryn, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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