tx 0x2b567e2eaf25083a57eff22f3aad1ecfe96f5537bdba78c6aac64c5e9c500babCopy

payload

{
  "ModifyOrder": {
    "new_size": 50000000,
    "order_id": 1151269,
    "new_price": 21692000000
  }
}