tx 0x9c1fb9c60b4a9348798cd0f7a4a86aad555aad18e1bdb3c0fd91117e7a001a9aCopy

payload

{
  "ModifyOrder": {
    "new_size": 10244214,
    "order_id": 55814820,
    "new_price": null
  }
}