tx 0x537990effbe0eda2d4e3a1a9886dd04c8c17d9b4624733c01f2d1ffb8e9f3eedCopy

payload

{
  "ModifyOrder": {
    "new_size": 156983434,
    "order_id": 4454045,
    "new_price": null
  }
}