tx 0x0fe34d731e7d4a51c8d931d67521c6e89651e3a585d1c2c4cf4d90c86d3d4a2aCopy

payload

{
  "ModifyOrder": {
    "new_size": 3229174,
    "order_id": 354042,
    "new_price": null
  }
}