tx 0x9f103c7a5c8e74e2eadc1d8c8152ef1f3dae91424108be31a6f900ee40d4b7eeCopy

payload

{
  "ModifyOrder": {
    "new_size": 473409784,
    "order_id": 11687917,
    "new_price": null
  }
}