tx 0x6542d1b6be4860a63d086ffdc5e0c164e50adbb1d8b0a98ca54d9c50f80e9b2fCopy

payload

{
  "ModifyOrder": {
    "new_size": 212895244,
    "order_id": 21848412,
    "new_price": null
  }
}