tx 0x947eff06a23a5e032e43c20afd3a4d9a4a7c8b1e7900d8ab8832e3e5e39f1529Copy

payload

{
  "ModifyOrder": {
    "new_size": 2443470,
    "order_id": 547343,
    "new_price": null
  }
}