anchor.diff:          "viz": "query_value"
         },
         "time": {
  -        "live_span": "3mo"
  -      },
  -      "title": true,
  -      "title_align": "left",
  -      "title_size": 16,
  -      "title_text": "Past Quarter",
  +        "live_span": "1mo"
  +      },
  +      "title": true,
  +      "title_align": "left",
  +      "title_size": 16,
  +      "title_text": "Past Month",
         "type": "query_value",
         "width": 16,
         "x": 32,
  
positive.code:   "author_info": {
      "author_name": "James Pollard"
    },
    "board_title": "PWS SLI Dashboard (proposed)",
    "created_by": {
      "access_role": "st",
      "disabled": false,
  
negative.code:       "font_size": "36",
        "generated_title": "Note",
        "height": 6,
        "html": "Rolling 4-Week Error Budget",
        "isShared": false,
        "refresh_every": 30000,
        "scaleFactor": 1,
  