unable to fetch AD_SROUCE

[Zeyuan Li]

I am unable to fetch AD_SROUCE through the API:
here is the request, error code is 400, 
    "code": 400,
    "message": "Invalid value at 'report_spec.dimensions[0]' (type.googleapis.com/google.ads.admob.v1.NetworkReportSpec.Dimension), \"AD_SOURCE\"",

if I remove AD_SOURCE, everything goes well..
but I need this field, and It is showed in the API document, any one can help?

request = {

"report_spec": {

"date_range": {

"start_date": {"year": 2024, "month": 8, "day": 1},

"end_date": {"year": 2024, "month": 8, "day": 1}

},

"dimensions": ["DATE","AD_SOURCE", "APP", "COUNTRY", "PLATFORM","AD_UNIT","FORMAT"],

"metrics": ["ESTIMATED_EARNINGS" , "CLICKS", "IMPRESSIONS", "AD_REQUESTS","MATCHED_REQUESTS"],

"localization_settings": {"currency_code": "USD", "language_code": "en-US"},

"dimension_filters" : [

{

'dimension': 'COUNTRY',

'matches_any': {

'values': ['US']

}

}

]

}}