[
  {
    "mode": "REQUIRED",
    "name": "id",
    "type": "INTEGER",
    "description": "ID"
  },
  {
    "mode": "REQUIRED",
    "name": "name",
    "type": "STRING",
    "description": "Name"
  },
  {
    "mode": "REQUIRED",
    "name": "surname",
    "type": "STRING",
    "description": "Surname"
  },
  {
    "mode": "REQUIRED",
    "name": "timestamp",
    "type": "TIMESTAMP",
    "description": "Timestamp"
  }
]