tx 0x43ef8e570d45c3dde1b7e0a5d85f22fb31ffd9646c3f15e8e6bf1ad5eeb9a7bfCopy

payload

{
  "ModifyOrder": {
    "new_size": 4065271346,
    "order_id": 54157132,
    "new_price": null
  }
}