tx 0x1ef7c9c89729ea04efcebd97c2cde7db7c1a51575d05be2d2f6a46f0c1e4dc4eCopy

payload

{
  "ModifyOrder": {
    "new_size": 200323,
    "order_id": 18214627,
    "new_price": null
  }
}