Namespace: microsoft.graph
Put a participant on hold and play music in the background.
Note: Only one participant can be placed on hold at any given time.
This API is available in the following national cloud deployments.
| Global service |
US Government L4 |
US Government L5 (DOD) |
China operated by 21Vianet |
| ✅ |
✅ |
✅ |
❌ |
Permissions
Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.
| Permission type |
Least privileged permissions |
Higher privileged permissions |
| Delegated (work or school account) |
Not supported. |
Not supported. |
| Delegated (personal Microsoft account) |
Not supported. |
Not supported. |
| Application |
Calls.JoinGroupCallasGuest.All |
Calls.JoinGroupCall.All |
HTTP request
POST /communications/calls/{id}/participants/{id}/startHoldMusic
Request body
In the request body, provide a JSON object with the following parameters.
| Parameter |
Type |
Description |
| clientContext |
String |
Optional. Unique client context string. Can have a maximum of 256 characters. |
| customPrompt |
microsoft.graph.mediaPrompt |
Optional. The audio prompt that the participant hears when placed on hold. |
Response
If successful, this method returns a 202 Accepted response code and a startHoldMusicOperation object in the response body.
Example
Request
The following example shows a request.
POST https://graph.microsoft.com/v1.0/communications/calls/e141b67c-90fd-455d-858b-b48a40b9cc8d/participants/fa1e9582-7145-4ca3-bcd8-577f561fcb6e/startHoldMusic
Content-type: application/json
{
"customPrompt": {
"@odata.type": "#microsoft.graph.mediaPrompt",
"mediaInfo": {
"@odata.type": "#microsoft.graph.mediaInfo",
"uri": "https://bot.contoso.com/onHold.wav",
},
},
"clientContext": "d45324c1-fcb5-430a-902c-f20af696537c",
}
// Code snippets are only available for the latest version. Current version is 5.x
// Dependencies
using Microsoft.Graph.Communications.Calls.Item.Participants.Item.StartHoldMusic;
using Microsoft.Graph.Models;
var requestBody = new StartHoldMusicPostRequestBody
{
CustomPrompt = new MediaPrompt
{
OdataType = "#microsoft.graph.mediaPrompt",
MediaInfo = new MediaInfo
{
OdataType = "#microsoft.graph.mediaInfo",
Uri = "https://bot.contoso.com/onHold.wav",
},
},
ClientContext = "d45324c1-fcb5-430a-902c-f20af696537c",
};
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=csharp
var result = await graphClient.Communications.Calls["{call-id}"].Participants["{participant-id}"].StartHoldMusic.PostAsync(requestBody);
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
// Code snippets are only available for the latest major version. Current major version is $v1.*
// Dependencies
import (
"context"
msgraphsdk "github.com/microsoftgraph/msgraph-sdk-go"
graphcommunications "github.com/microsoftgraph/msgraph-sdk-go/communications"
graphmodels "github.com/microsoftgraph/msgraph-sdk-go/models"
//other-imports
)
requestBody := graphcommunications.NewStartHoldMusicPostRequestBody()
customPrompt := graphmodels.NewMediaPrompt()
mediaInfo := graphmodels.NewMediaInfo()
uri := "https://bot.contoso.com/onHold.wav"
mediaInfo.SetUri(&uri)
customPrompt.SetMediaInfo(mediaInfo)
requestBody.SetCustomPrompt(customPrompt)
clientContext := "d45324c1-fcb5-430a-902c-f20af696537c"
requestBody.SetClientContext(&clientContext)
// To initialize your graphClient, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=go
startHoldMusic, err := graphClient.Communications().Calls().ByCallId("call-id").Participants().ByParticipantId("participant-id").StartHoldMusic().Post(context.Background(), requestBody, nil)
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
// Code snippets are only available for the latest version. Current version is 6.x
GraphServiceClient graphClient = new GraphServiceClient(requestAdapter);
com.microsoft.graph.communications.calls.item.participants.item.startholdmusic.StartHoldMusicPostRequestBody startHoldMusicPostRequestBody = new com.microsoft.graph.communications.calls.item.participants.item.startholdmusic.StartHoldMusicPostRequestBody();
MediaPrompt customPrompt = new MediaPrompt();
customPrompt.setOdataType("#microsoft.graph.mediaPrompt");
MediaInfo mediaInfo = new MediaInfo();
mediaInfo.setOdataType("#microsoft.graph.mediaInfo");
mediaInfo.setUri("https://bot.contoso.com/onHold.wav");
customPrompt.setMediaInfo(mediaInfo);
startHoldMusicPostRequestBody.setCustomPrompt(customPrompt);
startHoldMusicPostRequestBody.setClientContext("d45324c1-fcb5-430a-902c-f20af696537c");
var result = graphClient.communications().calls().byCallId("{call-id}").participants().byParticipantId("{participant-id}").startHoldMusic().post(startHoldMusicPostRequestBody);
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
const options = {
authProvider,
};
const client = Client.init(options);
const startHoldMusicOperation = {
customPrompt: {
'@odata.type': '#microsoft.graph.mediaPrompt',
mediaInfo: {
'@odata.type': '#microsoft.graph.mediaInfo',
uri: 'https://bot.contoso.com/onHold.wav',
},
},
clientContext: 'd45324c1-fcb5-430a-902c-f20af696537c',
};
await client.api('/communications/calls/e141b67c-90fd-455d-858b-b48a40b9cc8d/participants/fa1e9582-7145-4ca3-bcd8-577f561fcb6e/startHoldMusic')
.post(startHoldMusicOperation);
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
<?php
use Microsoft\Graph\GraphServiceClient;
use Microsoft\Graph\Generated\Communications\Calls\Item\Participants\Item\StartHoldMusic\StartHoldMusicPostRequestBody;
use Microsoft\Graph\Generated\Models\MediaPrompt;
use Microsoft\Graph\Generated\Models\MediaInfo;
$graphServiceClient = new GraphServiceClient($tokenRequestContext, $scopes);
$requestBody = new StartHoldMusicPostRequestBody();
$customPrompt = new MediaPrompt();
$customPrompt->setOdataType('#microsoft.graph.mediaPrompt');
$customPromptMediaInfo = new MediaInfo();
$customPromptMediaInfo->setOdataType('#microsoft.graph.mediaInfo');
$customPromptMediaInfo->setUri('https://bot.contoso.com/onHold.wav');
$customPrompt->setMediaInfo($customPromptMediaInfo);
$requestBody->setCustomPrompt($customPrompt);
$requestBody->setClientContext('d45324c1-fcb5-430a-902c-f20af696537c');
$result = $graphServiceClient->communications()->calls()->byCallId('call-id')->participants()->byParticipantId('participant-id')->startHoldMusic()->post($requestBody)->wait();
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
Import-Module Microsoft.Graph.CloudCommunications
$params = @{
customPrompt = @{
"@odata.type" = "#microsoft.graph.mediaPrompt"
mediaInfo = @{
"@odata.type" = "#microsoft.graph.mediaInfo"
uri = "https://bot.contoso.com/onHold.wav"
}
}
clientContext = "d45324c1-fcb5-430a-902c-f20af696537c"
}
Start-MgCommunicationCallParticipantHoldMusic -CallId $callId -ParticipantId $participantId -BodyParameter $params
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
# Code snippets are only available for the latest version. Current version is 1.x
from msgraph import GraphServiceClient
from msgraph.generated.communications.calls.item.participants.item.start_hold_music.start_hold_music_post_request_body import StartHoldMusicPostRequestBody
from msgraph.generated.models.media_prompt import MediaPrompt
from msgraph.generated.models.media_info import MediaInfo
# To initialize your graph_client, see https://learn.microsoft.com/en-us/graph/sdks/create-client?from=snippets&tabs=python
request_body = StartHoldMusicPostRequestBody(
custom_prompt = MediaPrompt(
odata_type = "#microsoft.graph.mediaPrompt",
media_info = MediaInfo(
odata_type = "#microsoft.graph.mediaInfo",
uri = "https://bot.contoso.com/onHold.wav",
),
),
client_context = "d45324c1-fcb5-430a-902c-f20af696537c",
)
result = await graph_client.communications.calls.by_call_id('call-id').participants.by_participant_id('participant-id').start_hold_music.post(request_body)
For details about how to add the SDK to your project and create an authProvider instance, see the SDK documentation.
Response
The following example shows the response.
Note: The response object shown here might be shortened for readability.
HTTP/1.1 202 Accepted
Location: https://graph.microsoft.com/v1.0/communications/calls/e141b67c-90fd-455d-858b-b48a40b9cc8d/operations/0fe0623f-d628-42ed-b4bd-8ac290072cc5
{
"@odata.type": "#microsoft.graph.startHoldMusicOperation",
"id": "0fe0623f-d628-42ed-b4bd-8ac290072cc5",
"status": "running",
"clientContext": "d45324c1-fcb5-430a-902c-f20af696537c"
}
Notification sent to the application after the startHoldMusicOperation finishes
POST https://bot.contoso.com/api/calls
Content-Type: application/json
{
"@odata.type": "#microsoft.graph.commsNotifications",
"value": [
{
"@odata.type": "#microsoft.graph.commsNotification",
"changeType": "deleted",
"resourceUrl": "communications/calls/e141b67c-90fd-455d-858b-b48a40b9cc8d/operations/0fe0623f-d628-42ed-b4bd-8ac290072cc5",
"resourceData": {
"@odata.type": "#microsoft.graph.startHoldMusicOperation",
"@odata.id": "communications/calls/e141b67c-90fd-455d-858b-b48a40b9cc8d/operations/0fe0623f-d628-42ed-b4bd-8ac290072cc5",
"@odata.etag": "W/\"54451\"",
"clientContext": "d45324c1-fcb5-430a-902c-f20af696537c",
"status": "completed"
}
}
]
}