tx 0x2c15589a9d973691847940c9b3a9251e6f335dbd6be0e7f13719bf9860f3c20aCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1821373,
    "new_price": 29810000000
  }
}