tx 0x399b6a4e0dd9c0367e3883d982faf7356c5ba26d976c71db841d302f543e0b4eCopy

payload

{
  "ModifyOrder": {
    "new_size": 6830601,
    "order_id": 471888760,
    "new_price": 7480000000
  }
}