tx 0xc2fa801e85ae402cb8eafa0f3c8e7f24dfd18ba7a5edbebec9d5cd5bd0bc6d1eCopy

payload

{
  "ModifyOrder": {
    "new_size": 549598851,
    "order_id": 397355227,
    "new_price": null
  }
}