tx 0x53dd3a7d17d8eb7ce42d1ee6ec7f7e96bc55efcb46a5e4c5433f6ebd8be636dbCopy

payload

{
  "ModifyOrder": {
    "new_size": 177201354,
    "order_id": 472456827,
    "new_price": null
  }
}