{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "id": "http://idaes.org",
  "definitions": {
    "Column": {
      "type": "object",
      "properties": {
        "name": {
          "type": "string",
          "examples": [
            "Density",
            "r"
          ]
        },
        "units": {
          "type": "string",
          "examples": [
            "mPa-s",
            "K"
          ]
        },
        "values": {
          "description": "Column of numeric values",
          "type": "array",
          "items": {
            "type": "number"
          },
          "examples": [
            "[2.6, 6.21]"
          ]
        },
        "error_type": {
          "description": "Type for error values",
          "type": "string"
        },
        "errors": {
          "description": "Column of numeric errors",
          "type": "array",
          "items": {
            "type": "number"
          },
          "examples": [
            "[0.001, 0.035]"
          ]
        },
        "type": {
          "description": "Type of column",
          "enum": [
            "state",
            "property"
          ]
        }
      },
      "required": [
        "name",
        "units",
        "values"
      ],
      "additionalProperties": false
    },
    "Metadata": {
      "type": "object",
      "properties": {
        "datatype": {
          "description": "name of the data type",
          "type": "string",
          "examples": [
            "MEA"
          ]
        },
        "info": {
          "description": "Additional information about the source (i.e. publication)",
          "type": "string",
          "examples": [
            "J. Chem. Eng. Data, 2009, Vol 54, pg. 3096-30100"
          ]
        },
        "notes": {
          "description": "Free-form text with notes about the data",
          "type": "string",
          "examples": [
            "r is MEA weight fraction in aqueous soln."
          ]
        },
        "authors": {
          "description": "Author list in format Last1, First1, Last2, First2, etc.",
          "type": "string",
          "examples": [
            "Amundsen, T.G., Lars, E.O., Eimer, D.A."
          ]
        },
        "title": {
          "description": "Title of the source (e.g. publication title)",
          "type": "string",
          "examples": [
            "Density and Viscosity of Monoethanolamine + .etc."
          ]
        },
        "date": {
          "description": "Date of source data",
          "type": "string",
          "examples": [
            "2009"
          ]
        }
      },
      "required": [
        "datatype",
        "authors",
        "title",
        "date"
      ],
      "additionalProperties": true
    }
  },
  "type": "object",
  "properties": {
    "meta": {
      "description": "List of information about the data source",
      "type": "array",
      "items": {
        "$ref": "#/definitions/Metadata"
      }
    },
    "data": {
      "description": "Measured data columns",
      "type": "array",
      "items": {
        "$ref": "#/definitions/Column"
      }
    }
  },
  "required": [
    "meta",
    "data"
  ],
  "additionalProperties": false
}