tx 0x96c0fbb9187f95b0199f22a52bc8e3f6dcbcd7f8796184a1a69b2d4a8221da9aCopy

payload

{
  "ModifyOrder": {
    "new_size": 87244700,
    "order_id": 178207553,
    "new_price": 8400000000
  }
}