Get Valor Batch Info

curl --request GET \
  --url https://api-evm.orderly.org/v1/staking/valor/batch_info

{
  "success": true,
  "timestamp": 1702989203989,
  "data": {
    "rows": [
      {
        "batch_id": 1,
        "batch_start_time": 1684502400000,
        "batch_end_time": 1684588800000
      }
    ]
  }
}