tx 0xb60a0c03876aedf33c355d53e30caf3889a59c0e2c0d98ebaa172a1c1f8e8cccCopy

payload

{
  "ModifyOrder": {
    "new_size": 4874501,
    "order_id": 5418860,
    "new_price": null
  }
}