tx 0x6683c2c3c9cc09b47b0184f6f91a31a0d58fbcb6559538a7b05e01ae745f4a6aCopy

payload

{
  "ModifyOrder": {
    "new_size": 4644606911,
    "order_id": 547398,
    "new_price": null
  }
}