tx 0x8bce21cf3c04e26c1d0a9136738d4d6a63c6bb42faad0633b9e90f6e53bb4d4bCopy

payload

{
  "ModifyOrder": {
    "new_size": 3487269,
    "order_id": 22776273,
    "new_price": null
  }
}