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MulticastMessage interface Stay organized with collections Save and categorize content based on your preferences.

Warning: This API is now obsolete.

Use FidMulticastMessage instead.

Payload for the sendEachForMulticast method.

Signature:

export interface MulticastMessage extends BaseMessage

Extends: BaseMessage

Properties

Property Type Description
fids string[] A list of Firebase Installation IDs (FIDs) to target.
tokens string[] A list of registration tokens to target.

MulticastMessage.fids

A list of Firebase Installation IDs (FIDs) to target.

Signature:

fids?: string[];

MulticastMessage.tokens

Warning: This API is now obsolete.

Use fids in FidMulticastMessage instead.

A list of registration tokens to target.

Signature:

tokens: string[];
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Last updated 2026-06-24 UTC.

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