anchor.diff:        "type": "timepicker",
         "collapse": false,
         "notice": false,
  -      "enable": true,
  +      "enable": false,
         "status": "Stable",
         "time_options": [
           "5m",
           "15m",
           "1h",
  -        "4h",
           "6h",
           "12h",
           "24h",
  
positive.code:       "now": true
      }
    ],
    "loader": {
      "save_gist": false,
      "save_elasticsearch": false,
      "save_local": true,
      "save_default": true,
      "save_temp": true,
      "save_temp_ttl_enable": true,
      "save_temp_ttl": "30d",
      "load_gist": false,
      "load_elasticsearch": false,
      "load_elasticsearch_size": 20,
      "load_local": true,
      "hide": false
    },
    "refresh": "1m",
    "tags": [],
    "timezone": "utc",
    "hideControls": true
  }
  
negative.code: {
    "id": null,
    "title": "Second line (rolling avg last 60s; sparklines show last 24hr)",
    "originalTitle": "Second line (rolling avg last 60s; sparklines show last 24hr)",
    "tags": [],
    "style": "dark",
    "timezone": "utc",
    "editable": true,
    "hideControls": true,
    "sharedCrosshair": false,
    "rows": [
      {
        "title": "Origin",
        "height": "250px",
        "editable": false,
        "collapse": false,
        "collapsable": true,
        "panels": [
          {
            "title": "ORIGIN",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 3,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "origin_health.json",
                "title": "Origin health",
                "url": "/#/dashboard/file/origin_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "movingAverage(sumSeries(cache-?_router<%= @machine_suffix_metrics -%>.nginx.nginx_requests), '1min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "none",
            "prefix": "",
            "postfix": " req/s",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null",
            "valueName": "current",
            "prefixFontSize": "50%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,25,35",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(245, 54, 54, 0.9)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(50, 172, 45, 0.97)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          },
          {
            "title": "ORIGIN HTTP 4XX",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 8,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "origin_health.json",
                "title": "Origin health",
                "url": "/#/dashboard/file/origin_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "movingAverage(asPercent(divideSeries(sumSeries(stats.cache-?_router<%= @machine_suffix_metrics -%>.nginx_logs.www-origin.http_4xx), sumSeries(stats.cache-?_router<%= @machine_suffix_metrics -%>.nginx_logs.www-origin.http_*xx)),1), '1min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "percent",
            "prefix": "",
            "postfix": "",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null as zero",
            "valueName": "current",
            "prefixFontSize": "50%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,3,5",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(50, 172, 45, 0.97)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(245, 54, 54, 0.9)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          },
          {
            "title": "ORIGIN HTTP 5XX",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 7,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "origin_health.json",
                "title": "Origin health",
                "url": "/#/dashboard/file/origin_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "movingAverage(asPercent(divideSeries(sumSeries(stats.cache-?_router<%= @machine_suffix_metrics -%>.nginx_logs.www-origin.http_5xx), sumSeries(stats.cache-?_router<%= @machine_suffix_metrics -%>.nginx_logs.www-origin.http_*xx)),1), '1min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "percent",
            "prefix": "",
            "postfix": "",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null as zero",
            "valueName": "current",
            "prefixFontSize": "50%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,1,2",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(50, 172, 45, 0.97)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(245, 54, 54, 0.9)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          }
        ],
        "notice": false,
        "showTitle": false
      },
      {
        "title": "Edge",
        "height": "400px",
        "editable": false,
        "collapse": false,
        "panels": [
          {
            "title": "EDGE (15 mins' lag)",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 5,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "edge_health.json",
                "title": "Edge health",
                "url": "/#/dashboard/file/edge_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "timeShift(movingAverage(sumSeries(monitoring-1_management<%= @machine_suffix_metrics -%>.cdn_fastly-{assets,govuk,redirector}.requests-requests), '1min'), '-15min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "none",
            "prefix": "",
            "postfix": " req/s",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null",
            "valueName": "current",
            "prefixFontSize": "80%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,100,150",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(245, 54, 54, 0.9)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(50, 172, 45, 0.97)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          },
          {
            "title": "EDGE HTTP 4XX (15 mins' lag)",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 10,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "edge_health.json",
                "title": "Edge health",
                "url": "/#/dashboard/file/edge_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "timeShift(movingAverage(asPercent(divideSeries(sumSeries(monitoring-1_management<%= @machine_suffix_metrics -%>.cdn_fastly-{assets,govuk,redirector}.requests-status_4xx), sumSeries(monitoring-1_management<%= @machine_suffix_metrics -%>.cdn_fastly-{assets,govuk,redirector}.requests-status_?xx)),1), '1min'), '-15min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "percent",
            "prefix": "",
            "postfix": "",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null as zero",
            "valueName": "current",
            "prefixFontSize": "80%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,1,2",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(50, 172, 45, 0.97)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(245, 54, 54, 0.9)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          },
          {
            "title": "EDGE HTTP 5XX (15 mins' lag)",
            "error": false,
            "span": 4,
            "editable": true,
            "type": "singlestat",
            "id": 11,
            "links": [
              {
                "type": "absolute",
                "name": "Drilldown dashboard",
                "dashboard": "edge_health.json",
                "title": "Edge health",
                "url": "/#/dashboard/file/edge_health.json"
              }
            ],
            "maxDataPoints": 100,
            "interval": null,
            "targets": [
              {
                "target": "timeShift(movingAverage(asPercent(divideSeries(sumSeries(monitoring-1_management<%= @machine_suffix_metrics -%>.cdn_fastly-{assets,govuk,redirector}.requests-status_5xx), sumSeries(monitoring-1_management<%= @machine_suffix_metrics -%>.cdn_fastly-{assets,govuk,redirector}.requests-status_?xx)),1), '1min'), '-15min')",
                "hide": false
              }
            ],
            "cacheTimeout": null,
            "format": "percent",
            "prefix": "",
            "postfix": "",
            "nullText": null,
            "valueMaps": [
              {
                "value": "null",
                "op": "=",
                "text": "N/A"
              }
            ],
            "nullPointMode": "null as zero",
            "valueName": "current",
            "prefixFontSize": "80%",
            "valueFontSize": "200%",
            "postfixFontSize": "80%",
            "thresholds": "0,0.5,1",
            "colorBackground": false,
            "colorValue": true,
            "colors": [
              "rgba(50, 172, 45, 0.97)",
              "rgba(237, 129, 40, 0.89)",
              "rgba(245, 54, 54, 0.9)"
            ],
            "sparkline": {
              "show": true,
              "full": true,
              "lineColor": "rgb(31, 120, 193)",
              "fillColor": "rgba(31, 118, 189, 0.18)"
            },
            "height": "250"
          }
        ],
        "showTitle": false
      }
    ],
    "nav": [
  