{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/Column",
  "title": "Column",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for the column."
    },
    "key_name": {
      "type": "string",
      "description": "The name of the column."
    },
    "type": {
      "type": "string",
      "description": "The data type of the column.",
      "enum": [
        "string",
        "float",
        "integer",
        "boolean"
      ]
    },
    "description": {
      "type": "string",
      "description": "A description of the column."
    },
    "hidden": {
      "type": "boolean",
      "description": "If true, the column is excluded from autocomplete and raw data field lists."
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "ISO8601 formatted time the column was created."
    },
    "updated_at": {
      "type": "string",
      "format": "date-time",
      "description": "ISO8601 formatted time the column was last updated."
    },
    "last_written": {
      "type": "string",
      "format": "date-time",
      "description": "ISO8601 formatted time the column last received event data."
    }
  }
}