minecraft-packets/minecraft-packets/data/pc/1.10.2/from-server/multi_block_change/4.json

An easy way to query PrismarineJS/minecraft-packets

{
  "chunkX": 6,
  "chunkZ": 11,
  "records": [
    {
      "horizontalPos": 144,
      "y": 11,
      "blockId": 0
    },
    {
      "horizontalPos": 160,
      "y": 11,
      "blockId": 0
    }
  ]
}