tx 0x31bcb4f7872e122f564f6be3f0d6725e5c2e24399a305faf2c6f9d46580d2b1bCopy

payload

{
  "ModifyOrder": {
    "new_size": 18626646,
    "order_id": 1820476,
    "new_price": null
  }
}