tothemoonmnt

{
  "name": "cbldngcrd",
  "base": "",
  "fields": [
    {
      "name": "user",
      "type": "name"
    },
    {
      "name": "building_id",
      "type": "uint32"
    },
    {
      "name": "num",
      "type": "uint32"
    }
  ]
}