tx 0xdf4b0caca3ba6960ad6cd0b4cefa16dda7f8e6e7316d533bf3b9b4dcabfcecabCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 1801578,
    "new_price": 30909000000
  }
}