Send To Topic
firebase_messaging.send_to_topic
ActionChat & messagingconnection required
Calls FCM HTTP v1 POST /projects/{project}/messages:send.
Send an FCM notification/data message to a topic.
Connection
- Required
- Yes — the node will not save without one
- Auth type
- OAuth 2.0
- Providers
- Firebase Cloud Messaging
- Secret shape
- {"client_id", "client_secret", "refresh_token"}
- Config it needs
- project_id
- Resolved by
- config.connection_id, else node.connection_id
Configuration
6 fields, 1 required. A dotted path is a nested object and name[] an array of objects — the editor renders the same tree.
| Field | Type | Required | Default | Constraints | Example |
|---|---|---|---|---|---|
project_id GCP project id (overrides connection). | string | No | — | — | — |
topic Topic name (without /topics/ prefix). | string | Yes | — | — | — |
title Notification title. | string | No | — | — | — |
body Notification body. | string | No | — | — | — |
image Notification image URL. | string | No | — | — | — |
data Custom data payload (string values) as JSON. | object | No | — | — | — |
- At least one of title, body, data must be set.
Output
One shape.
result
| Field | Type | Example |
|---|---|---|
ok | boolean | — |
name | string | — |
topic | string | — |
{
"name": "",
"ok": false,
"topic": ""
}Related Firebase Cloud Messaging nodes
See Send To Topic run in a workflow.
In a technical demo we add the Firebase Cloud Messaging connection, drop the node on the canvas and let Workflow Health pre-flight it before the first real run.