{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/amazon-iot-fleetwise/refs/heads/main/json-schema/iot-fleetwise-node-schema.json",
  "title": "Node",
  "description": "A general abstraction of a signal. A node can be specified as an actuator, attribute, branch, or sensor.",
  "type": "object",
  "properties": {
    "branch": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Branch"
        },
        {
          "description": "<p>Information about a node specified as a branch.</p> <note> <p>A group of signals that are defined in a hierarchical structure.</p> </note>"
        }
      ]
    },
    "sensor": {
      "type": "object",
      "required": [
        "fullyQualifiedName",
        "dataType"
      ],
      "properties": {
        "fullyQualifiedName": {
          "allOf": [
            {
              "$ref": "#/components/schemas/string"
            },
            {
              "description": "The fully qualified name of the sensor. For example, the fully qualified name of a sensor might be <code>Vehicle.Body.Engine.Battery</code>."
            }
          ]
        },
        "dataType": {
          "allOf": [
            {
              "$ref": "#/components/schemas/NodeDataType"
            },
            {
              "description": "The specified data type of the sensor. "
            }
          ]
        },
        "description": {
          "allOf": [
            {
              "$ref": "#/components/schemas/description"
            },
            {
              "description": "A brief description of a sensor."
            }
          ]
        },
        "unit": {
          "allOf": [
            {
              "$ref": "#/components/schemas/string"
            },
            {
              "description": "The scientific unit of measurement for data collected by the sensor."
            }
          ]
        },
        "allowedValues": {
          "allOf": [
            {
              "$ref": "#/components/schemas/listOfStrings"
            },
            {
              "description": "A list of possible values a sensor can take."
            }
          ]
        },
        "min": {
          "allOf": [
            {
              "$ref": "#/components/schemas/double"
            },
            {
              "description": "The specified possible minimum value of the sensor."
            }
          ]
        },
        "max": {
          "allOf": [
            {
              "$ref": "#/components/schemas/double"
            },
            {
              "description": "The specified possible maximum value of the sensor."
            }
          ]
        },
        "deprecationMessage": {
          "allOf": [
            {
              "$ref": "#/components/schemas/message"
            },
            {
              "description": "The deprecation message for the node or the branch that was moved or deleted."
            }
          ]
        },
        "comment": {
          "allOf": [
            {
              "$ref": "#/components/schemas/message"
            },
            {
              "description": "A comment in addition to the description."
            }
          ]
        }
      },
      "description": "<p>An input component that reports the environmental condition of a vehicle.</p> <note> <p>You can collect data about fluid levels, temperatures, vibrations, or battery voltage from sensors.</p> </note>"
    },
    "actuator": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Actuator"
        },
        {
          "description": "<p>Information about a node specified as an actuator.</p> <note> <p>An actuator is a digital representation of a vehicle device.</p> </note>"
        }
      ]
    },
    "attribute": {
      "allOf": [
        {
          "$ref": "#/components/schemas/Attribute"
        },
        {
          "description": "<p>Information about a node specified as an attribute.</p> <note> <p>An attribute represents static information about a vehicle.</p> </note>"
        }
      ]
    }
  }
}