[null,null,["最后更新时间 (UTC):2024-11-05。"],[[["The IMA SDK leverages Active View reporting to determine ad visibility and send corresponding signals to the ad server."],["Publishers need to designate a video element during StreamManager creation for Active View to measure viewability."],["Verifying successful viewability signal capture involves checking for specific parameters within HTTP requests and network logs."],["A sample stream with CMS ID \"2556080\" and video ID \"tears-of-steel-omid\" is available for testing viewability implementation."],["Publishers with custom video displays might need layout adjustments to ensure accurate metric returns and can consult the IMA support forum for assistance."]]],[]]