add

To get the limit on the number of extensions for an advertiser, use the method Clients.get or AgencyClients.get (see the AD_EXTENSIONS_TOTAL element in the Restrictions array).

Maximum of 1000 extensions per method call.

If there are identical extensions, an error is returned for each of them.

Request structure in JSON format:

{
  "method": "add",
  "params": { /* params */
    "AdExtensions": [{  /* AdExtensionAddItem */
      "Callout": {  /* Callout */
        "CalloutText": (string) /* required */
      }
    }, ... ] /* required */
  }
}