RealmCodable1

catsv1.json

[
 {
   "catId" : 1,
   "name": "Ashes",
   "breed": "Bengal",
   "weight" : 4.5
 },
{
   "catId" : 2,
   "name": "Molly",
   "breed": "British Shorthair",
   "weight" : 5
 },
 {
   "catId" : 3,
   "name": "Charlie",
   "breed": "Siamese",
   "weight" : 3
 },
 {
   "catId" : 4,
   "name": "Tigger",
   "breed": "Persian",
   "weight" : 6
 },
 {
   "catId" : 5,
   "name": "Chester",
   "breed": "Scottish Fold",
   "weight" : 4
 }
]