tx 0x742bfe00de06e2ef1a9ff3e20ee9c3602d8ec2b1b184ae7a1f9afbf7d63d8f4cCopy

payload

{
  "ModifyOrder": {
    "new_size": 301632,
    "order_id": 20616178,
    "new_price": null
  }
}