### send
POST http://localhost:8765/hhmq/send?topic=com.hh.demo
Content-Type: application/json

{
  "id": 1,
  "body": "hello, mq!"
}

### subscribe
POST http://localhost:8765/hhmq/subscribe?topic=com.hh.demo&consumerId=cs-01
Content-Type: application/json

{
}


### receive
POST http://localhost:8765/hhmq/receive?topic=com.hh.demo&consumerId=cs-01
Content-Type: application/json

{
}

### ack
POST http://localhost:8765/hhmq/ack?topic=com.hh.demo&consumerId=cs-01&offset=0
Content-Type: application/json

{
}

### batchReceive
POST http://localhost:8765/hhmq/batchReceive?topic=com.hh.demo&consumerId=cs-01&size=3
Content-Type: application/json

{
}