element-android/vector/sampledata/reactions.json

{
  "data": [
    {
      "reaction" : "👍"
    },
    {
      "reaction" : "😀"
    },
    {
      "reaction" : "😞"
    },
    {
      "reaction" : "Not a reaction"
    },
    {
      "reaction" : "✅"
    },
    {
      "reaction" : "🎉"
    }
  ]
}