tx 0x779f7ca9bb8c5f932c653e2ed8c1a20c9db12dbc1b3b2e69a2da0dfaf8bb67eaCopy

payload

{
  "ModifyOrder": {
    "new_size": 183296213,
    "order_id": 375129478,
    "new_price": null
  }
}