AI-generated Key Takeaways
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This method duplicates a line item in Display & Video 360 API v3 and returns the ID of the new line item.
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You cannot use this method to duplicate YouTube & Partners line items.
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Due to high latency, it is recommended to increase your default timeout when using this method.
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The request requires
advertiserIdandlineItemIdpath parameters. - 
          
The request body can include
targetDisplayNameandcontainsEuPoliticalAdsfields for the new line item. 
Duplicates a line item. Returns the ID of the created line item if successful.
YouTube & Partners line items cannot be created or updated using the API.
This method regularly experiences high latency. We recommend increasing your default timeout to avoid errors.
HTTP request
POST https://displayvideo.googleapis.com/v3/advertisers/{advertiserId}/lineItems/{lineItemId}:duplicate
The URL uses gRPC Transcoding syntax.
Path parameters
| Parameters | |
|---|---|
advertiserId | 
                
                   
 Required. The ID of the advertiser this line item belongs to.  | 
              
lineItemId | 
                
                   
 Required. The ID of the line item to duplicate.  | 
              
Request body
The request body contains data with the following structure:
| JSON representation | 
|---|
{
  "targetDisplayName": string,
  "containsEuPoliticalAds": enum ( | 
                
| Fields | |
|---|---|
targetDisplayName | 
                  
                     
 The display name of the new line item. Must be UTF-8 encoded with a maximum size of 240 bytes.  | 
                
containsEuPoliticalAds | 
                  
                     
 Whether this line item will serve European Union political ads. If  This field must be assigned when creating a new line item. Otherwise, the   | 
                
Response body
If successful, the response body contains data with the following structure:
| JSON representation | 
|---|
{ "duplicateLineItemId": string }  | 
                  
| Fields | |
|---|---|
duplicateLineItemId | 
                    
                       
 The ID of the created line item.  | 
                  
Authorization scopes
Requires the following OAuth scope:
https://www.googleapis.com/auth/display-video
For more information, see the OAuth 2.0 Overview.