tx 0x7399f398bb28d5c0d6ffcde7ac3c69b2a3913019d201e1a82a2a13d6f2d6b0ceCopy

payload

{
  "ModifyOrder": {
    "new_size": 6520563520,
    "order_id": 43432152,
    "new_price": null
  }
}