tx 0x1b77ec7a19f0c12b62ec45c6a8f1ba4f3be5f5589cff7276e82ce06e3ce1ca7aCopy

payload

{
  "ModifyOrder": {
    "new_size": 12851725,
    "order_id": 6421117,
    "new_price": null
  }
}