tx 0x4b4f6d9b7b2e47b0bcddbf5d0a02d9e440c9a39aac6383a09aba515614a6d2b1Copy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 1174262,
    "new_price": 28909000000
  }
}