tx 0x2a8b4e9e3b96c715c104395a8e57e79078a4d5e4ebedb831a0b2e4ca69d7e30bCopy

payload

{
  "ModifyOrder": {
    "new_size": 260951498,
    "order_id": 12138741,
    "new_price": null
  }
}