tx 0x1f1fc2a9a9faa3a060b3bbc4057a9f0b3b492c9a1afff6eeaff4859cd91f0a1cCopy

payload

{
  "ModifyOrder": {
    "new_size": 4457619,
    "order_id": 3783746,
    "new_price": null
  }
}