tx 0xb643400d4e0eb58a39a0b8bfbe144ce68bf0a2d8f0c81a8b3a9fbf6cdea0b2a1Copy

payload

{
  "ModifyOrder": {
    "new_size": 592504,
    "order_id": 356729,
    "new_price": null
  }
}