tx 0x121d4f9e2fb62e03d6e8d6ca61ce6b6ea62c960dd341c2f0ea5d5d66a9d3d1caCopy

payload

{
  "ModifyOrder": {
    "new_size": 100016946,
    "order_id": 409069323,
    "new_price": null
  }
}