tx 0xf2e787c2fd9ce2c2d1b3b38c9bb1c225f730a5bc15ad977858ba1b7a999d0e3bCopy

payload

{
  "ModifyOrder": {
    "new_size": 11812369,
    "order_id": 12123872,
    "new_price": null
  }
}