Method: projects.messages.send
Stay organized with collections
Save and categorize content based on your preferences.
Send a message to specified target (a registration token, topic or condition).
HTTP request
POST https://fcm.googleapis.com/v1/{parent=projects/*}/messages:send
The URL uses gRPC Transcoding syntax.
Path parameters
| Parameters |
parent |
string
Required. It contains the Firebase project id (i.e. the unique identifier for your Firebase project), in the format of projects/{project_id}. The numeric project number with no padding is also supported in the format of projects/{project_number}.
|
Request body
The request body contains data with the following structure:
| JSON representation |
{
"validate_only": boolean,
"message": {
object (Message)
}
} |
| Fields |
validate_only |
boolean
Flag for testing the request without actually delivering the message.
|
message |
object (Message)
Required. Message to send.
|
Response body
If successful, the response body contains an instance of Message.
Authorization scopes
Requires one of the following OAuth scopes:
https://www.googleapis.com/auth/firebase.messaginghttps://www.googleapis.com/auth/cloud-platform
For more information, see the OAuth 2.0 Overview.
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies. Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2025-05-29 UTC.
[null,null,["Last updated 2025-05-29 UTC."],[],[],null,["Send a message to specified target (a registration token, topic or condition).\n\nHTTP request\n\n`POST https://fcm.googleapis.com/v1/{parent=projects/*}/messages:send`\n\nThe URL uses [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\nPath parameters\n\nRequest body\n\nThe request body contains data with the following structure:\n\nResponse body\n\nIf successful, the response body contains an instance of [Message](/docs/reference/fcm/rest/v1/projects.messages#Message).\n\nAuthorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/firebase.messaging`\n- `https://www.googleapis.com/auth/cloud-platform`\n\nFor more information, see the [OAuth 2.0 Overview](https://developers.google.com/identity/protocols/OAuth2)."]]
