anchor.diff:    "schemaVersion": 12,
     "version": 0,
     "links": []
  -}+}
  
positive.code:           "yaxes": [
              {
                "show": true,
                "format": "short"
              },
              {
                "show": true,
  
negative.code:           "yaxes": [
              {
                "show": true,
                "format": "short",
                "min": 0
              },
              {
                "show": true,
  