magento 2 in postman in get product in remove this symbol array code example

Example: magento 2 in postman in get product in remove this symbol array

"product": {
    "sku": "00004244",
    "extension_attributes": {
    	"category_links": [
    		{
    			"position": 0,
    			"category_id": "2"
    		},
    		{
    			"position": 1,
    			"category_id": "42"
    		},
    		{
    			"position": 2,
    			"category_id": "52"
    		},
    		{
    			"position": 3,
    			"category_id": "56"
    		}
    	]
    },
    "custom_attributes": [
    	{
    		"attribute_code": "category_ids",
    		"value": "[]"
    	}
    ]
  }