tx 0xff6f2f7ddc213b0ad6ee2f6b407888ba3b4e9d59a7012e6a0d7eeb6f0be4407aCopy

payload

{
  "ModifyOrder": {
    "new_size": 3107509,
    "order_id": 20553179,
    "new_price": null
  }
}