Hi Mitul,
If you're able to store the conversions yourself, then perhaps you could
use the newly released
OfflineConversionFeedServicehttps://developers.google.com/adwords/api/docs/reference/v201309/OfflineConversionFeedService
with
the
Our business has fully automated process to purchase goods. Sellers submit
brief information about their goods and receive spot offer. If seller
wishes to sell goods to us, they need to produce further additional
information i.e. Contact details, Payee name etc. We have two places to
track
