managed.wax

{
  "name": "insoft_table",
  "base": "",
  "fields": [
    {
      "name": "username",
      "type": "name"
    },
    {
      "name": "hash_key",
      "type": "checksum256"
    },
    {
      "name": "expired_at",
      "type": "uint32"
    }
  ]
}