tx 0x05bdc1e54fb6927f9db7988a3c2e8e1c4e9dd9bd4aa1e2f5a5ce5a22e664e21dCopy

payload

{
  "ModifyOrder": {
    "new_size": 1537245,
    "order_id": 12321845,
    "new_price": null
  }
}