An example covjson point measurement with three variables

covjson_point_multi.json

{
	"type": "Coverage",
	"domain": {
		"type": "Domain",
		"domainType": "Point",
		"axes": {
			"x": {
				"values": [-70]
			},
			"y": {
				"values": [40]
			},
			"z": {
				"values": [1]
			},
			"t": {
				"values": ["2021-03-26T04:00:00Z"]
			}
		},
		"referencing": [{
			"coordinates": ["x", "y"],
			"system": {
				"type": "GeographicCRS",
				"id": "http://www.opengis.net/def/crs/OGC/1.3/CRS84"
			}
		}, {
			"coordinates": ["z"],
			"system": {
				"type": "VerticalCRS",
				"id": "http://www.opengis.net/def/crs/EPSG/0/5703"
			}
		}, {
			"coordinates": ["t"],
			"system": {
				"type": "TemporalRS",
				"calendar": "Gregorian"
			}
		}]
	},
	"parameters": {
		"temperature": {
			"type": "Parameter",
			"unit": {
				"symbol": "°C"
			},
			"observedProperty": {
				"label": {
					"en": "Air temperature"
				}
			}
		},
		"wind_speed": {
			"type": "Parameter",
			"unit": {
				"symbol": "kts"
			},
			"observedProperty": {
				"label": {
					"en": "Wind speed"
				}
			}
		},
		"air_pressure": {
			"type": "Parameter",
			"unit": {
				"symbol": "mmHg"
			},
			"observedProperty": {
				"label": {
					"en": "Barometric Pressure"
				}
			}
		}
	},
	"ranges": {
		"temperature": {
			"type": "NdArray",
			"dataType": "float",
			"values": [26.4]
		},
		"wind_speed": {
			"type": "NdArray",
			"dataType": "float",
			"values": [15.1]
		},
		"air_pressure": {
			"type": "NdArray",
			"dataType": "float",
			"values": [30.01]
		}

	}
}