get https://api.kayzen.io/v1/campaigns//bid_multipliers
Use this API to get a list of existing bid multipliers of a campaign
The table below tells how to interpret key_name values for different types of bid multipliers:
| type | key_name values | 
|---|---|
| app_bundle | App Bundle | 
| app_id | Placement ID | 
| auction_type | Auction Type 
 | 
| exchange_id | Exchange ID, use Exchanges for reference | 
| connection_type | Network Type 
 | 
| has_device_id | Device Identifier 
 | 
| country_id | Country ID, use Countries for reference | 
| state_id | State ID, use States for reference | 
| city_id | City ID, use Cities for reference | 
| ad_format | Ad Format 
 |