tx 0x02ef80c86fd3e3bead3bc6e3dcea5c83ceee6cfbccb6cdfd04e5c5d6f3e6239fCopy

payload

{
  "ModifyOrder": {
    "new_size": null,
    "order_id": 12109318,
    "new_price": 28939000000
  }
}