{"fields": ["CRIM", "ZN", "INDUS", "CHAS", "NOX", "RM", 
  "AGE", "DIS", "RAD", "TAX", "PTRATIO", "B", "LSTAT"], 
"values": 
[[0.00632,18.0,2.31,0.0,0.538,6.575,65.2,4.09,1.0,296.0,15.3,396.9,4.98],
[0.02731,0.0,7.07,0.0,0.469,6.421,78.9,4.9671,2.0,242.0,17.8,396.9,9.14]]}