tx 0x2666c215f8faf55aef2e77ce6a8161b3946b4c5fcf1c53b870f3fa8e2ca7c1aaCopy

payload

{
  "ModifyOrder": {
    "new_size": 563783833,
    "order_id": 6881684,
    "new_price": null
  }
}