tx 0x6f4334bf6ee5519bddb2b3cef5c004a0e154a46b4b445e94008d2e7f23f75a7dCopy

payload

{
  "ModifyOrder": {
    "new_size": 16221218677,
    "order_id": 12355266,
    "new_price": null
  }
}