Duplicate Line Item - Markifact

Duplicates a DV360 line item within the same insertion order, copying its settings and assigned targeting, and returns the new line item ID. The copy is created as a draft. YouTube & Partners line items cannot be duplicated.


App	DV360
Operation ID	`dv360_duplicate_line_item`
Type	Action
Connection	`dv360` (required)
Credits per run	1
Agent / MCP tool	Yes
Requires approval	Yes (write operation)

Inputs

Field	Type	Required	Default	Description
`account`	DynamicAccount	Yes	-	Select the DV360 advertiser that owns the line item.
`line_item_id`	string or SelectItem	Yes	-	ID of the DV360 line item to duplicate. The copy is created in the same insertion order with the source settings and targeting. YouTube & Partners line items cannot be duplicated.
`target_display_name`	string	No	-	Display name for the new line item (max 240 bytes UTF-8). When omitted, DV360 assigns a default copy name.
`contains_eu_political_ads`	string or SelectableOption	No	-	Whether the new line item will serve EU political ads. Options: ‘CONTAINS_EU_POLITICAL_ADVERTISING’, ‘DOES_NOT_CONTAIN_EU_POLITICAL_ADVERTISING’. Required by DV360 unless the parent advertiser is already set to DOES_NOT_CONTAIN_EU_POLITICAL_ADVERTISING (then it is inherited).

SelectItem

Field	Type	Required	Default	Description
`value`	string	Yes	-	The value of the selectable item.
`label`	string	Yes	-	The label of the selectable item, used for display purposes. If not provided, defaults to the value.

SelectableOption

Field	Type	Required	Default	Description
`value`	string	Yes	-
`label`	string	Yes	-

Output

Type: Dict Returns the new duplicate line item ID. Fields: duplicate_line_item_id, source_line_item_id, advertiser_id