Unsubscribe device tokens from topic
Unsubscribe one or more device tokens from a Firebase topic.
**Features:**
- Bulk unsubscription of multiple tokens
- Success/failure count for each operation
- Idempotent operation (safe to retry)
- Graceful handling of non-existent subscriptions
**Use Cases:**
- User preference changes
- App uninstallation cleanup
- Topic management and maintenance
- Privacy compliance (opt-out)
**Behavior:**
- Unsubscribing from non-existent topics succeeds
- Invalid tokens are reported in failure count
- Partial failures still process valid tokens
Authentication
AuthorizationBearer
JWT token for authentication. Use ‘test-jwt-token’ for development.
Request
This endpoint expects an object.
tokens
topic
Response
This endpoint returns an object.
success
data
error
