{
     "name":"Book",
     "properties":{
       "id":{
         "type":"number",
         "description":"Product identifier",
         "required":true
       },
       "name":{
         "description":"Name of the product",
         "type":"string",
         "required":true
       },
       "price":{
         "required":true,
         "type": "number",
         "minimum":0,
         "required":true
       },
       "tags":{
         "type":"array",
         "items":{
           "type":"string"
         }
       }
     }
}