tx 0x37f7a6eb6a1f3932934455d8a9b69f0d14d0c6edffcc98be9adc19f8e1eadfccCopy

payload

{
  "ModifyOrder": {
    "new_size": 5164128,
    "order_id": 18135916,
    "new_price": null
  }
}