{"index":{"_id":"1"}}
{"dog_name":"rex","holdersName":"Daenerys","age":2}
{"index":{"_id":"6"}}
{"dog_name":"snoopy","holdersName":"Hattie","age":4}
{"index":{"_id":"7"}}
{"dog_name":"babala","holdersName":"Michael","age":5}
{"index":{"_id":"8"}}
{"dog_name":"gogo","holdersName":"Gabrielle","age":6}