tx 0xaa01b820cf08a4ecfbc85d4fd4ae6cf7d3c7e6aa390eaaf2e9c4adcd17f7c3beCopy

payload

{
  "ModifyOrder": {
    "new_size": 2830147,
    "order_id": 9191984,
    "new_price": null
  }
}