tx 0x0bc5b9bc1c32cc6b7956d88e549f9d2306b2e918a6dc05f7f1315efd3dbb3d8eCopy

payload

{
  "ModifyOrder": {
    "new_size": 15617400,
    "order_id": 17384519,
    "new_price": null
  }
}