iPadOS 12.2 (build 16E5212f) is an official Apple over-the-air update for the iPad 6 (Cellular), released on 2019-03-04T18:04:48Z. The update package is 681.74 MB. This is a delta (partial) update that requires 12.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 943c57fdd69c7b8b1fab07b61d2305f9f5d46ce0.zip.