tx 0x4a4e990b7206f20e4d7ce1afc3573530a8790be5e5c7cc0f7c39c5e7f974a9e6Copy

payload

{
  "ModifyOrder": {
    "new_size": 4312971,
    "order_id": 8102420,
    "new_price": null
  }
}