_certifiedYouTubeVendors
VAST vendors
Adform
CM360
Innovid
XR Extreme Reach
Can accept Sizmek but will not track any third-party data
Pixel vendors
Can accept CM360 1×1s only if creative is site served
Accepts research pixels from Nielsen (Demo Verification), Kantar Millward Brown and Dynata.
Pixels from Kantar and Dynata (Ad Effectiveness) must include VCID, VRID, & FW Creative ID already included in the pixel.