json_schema: {
      "$schema": "http://json-schema.org/draft-04/schema#",
      "definitions": {
          "measuredParameter": {
              "description": "recorded parameter value",
              "properties": {
                  "date": {
                      "_format": "date-time",
                      "type": "string"
                  },
                  "unit": {
                      "type": "string"
                  },
                  "value": {
                      "type": "number"
                  }
              },
              "required": [
                  "date",
                  "unit",
                  "value"
              ],
              "type": "object"
          }
      },
      "description": "QISKit device backend parameters",
      "id": "http://qiskit.org/device-file/parameters-01/schema#",
      "properties": {
          "fridgeParameters": {
              "cooldownDate": {
                  "_format": "date-time",
                  "type": "string"
              },
              "properties": {
                  "Temperature": {
                      "$ref": "#/definitions/measuredParameter"
                  }
              },
              "required": [
                  "Temperature",
                  "cooldownDate"
              ],
              "type": "object"
          },
          "lastUpdateData": {
              "_format": "date-time",
              "type": "string"
          },
          "qubits": {
              "items": {
                  "properties": {
                      "T1": {
                          "$ref": "#/definitions/measuredParameter"
                      },
                      "T2": {
                          "$ref": "#/definitions/measuredParameter"
                      },
                      "buffer": {
                          "$ref": "#/definitions/measuredParameter"
                      },
                      "frequency": {
                          "$ref": "#/definitions/measuredParameter"
                      },
                      "gateTime": {
                          "$ref": "#/definitions/measuredParameter"
                      },
                      "name": {
                          "type": "string"
                      }
                  },
                  "required": [
                      "T1",
                      "T2",
                      "buffer",
                      "frequency",
                      "gateTime",
                      "name"
                  ],
                  "type": "object"
              },
              "minItems": 1,
              "title": "System qubit parameters",
              "type": "array"
          }
      },
      "required": [
          "fridgeParameters",
          "lastUpdateDate",
          "qubits"
      ],
      "type": "object"
  }