tx 0x09b1cde6bf8282a4323bd411a0b78d8c2eba84a5a5af8e1a6cfc19db87fb7b9fCopy

payload

{
  "ModifyOrder": {
    "new_size": 13555457,
    "order_id": 428632,
    "new_price": null
  }
}