anchor.diff:        "title_text": "Mem Free Bytes - 1h",
         "height": 12.000000158945717,
         "tile_def": {
  -        "viz": "timeseries",
  +        "viz": "heatmap",
           "requests": [
             {
  -            "q": "sum:cf.collector.mem_free_bytes{deployment:<%= deployment %>,job:dea} by {ip}",
  -            "type": "area"
  +            "q": "avg:cf.collector.mem_free_bytes{deployment:<%= deployment %>,job:dea} by {index,job}",
  +            "type": "heatmap"
             }
           ],
           "events": [
  
positive.code:       "title_text": "Reserveable Stagers - 1h",
        "height": 12,
        "tile_def": {
          "viz": "timeseries",
          "requests": [
            {
              "q": "sum:cf.collector.reservable_stagers{deployment:<%= deployment %>} by {ip}"
            }
          ],
          "events": [
            {
              "q": "tags:deployment:<%= environment %> start_deploy"
            },
            {
              "q": "tags:deployment:<%= environment %> end_deploy"
            }
          ]
        },
  
negative.code: {
    "board_title": "<%= deployment %> stoplights",
    "board_bgtype": "board_graph",
    "original_title": "",
    "height": 117,
    "width": "100%",
    "template_variables": [
  