[
	{
		"columnHeader": {
			"dimensions": null,
			"metricHeader": {
				"metricHeaderEntries": [
					{
						"name": "ga:sessionDuration",
						"type": "TIME"
					}
				]
			}
		},
		"data": {
			"dataLastRefreshed": null,
			"isDataGolden": true,
			"rows": [
				{
					"dimensions": [ "20210910" ],
					"metrics": [
						{
							"values": [ "39" ]
						}
					]
				}
			]
		}
	}
]

[
	{
		"columnHeader": {
			"dimensions": null,
			"metricHeader": {
				"metricHeaderEntries": [
					{
						"name": "ga:sessionDuration",
						"type": "TIME"
					}
				]
			}
		},
		"data": {
			"dataLastRefreshed": null,
			"isDataGolden": true,
			"rows": [
				{
					"dimensions": [ "20210910" ],
					"metrics": [
						{
							"values": [ "39" ]
						}
					]
				}
			],
			"totals": [
				{
					"values": [ "2208" ]
				}
			]
		}
	}
]

Add totals array to the mock data.
Add totals array to the mock data.
