tx 0xb0b3d8fa4146b328bb9e13a8ed40a1c06000f8e521bdfbe5eb1d0a4b01856c5aCopy

payload

{
  "ModifyOrder": {
    "new_size": 11942946,
    "order_id": 8384909,
    "new_price": null
  }
}