tx 0x2f16147a2dd28e06d89d9542b8b1457b6be7a3d1f659b3d036ee8f5d3978683dCopy

payload

{
  "ModifyOrder": {
    "new_size": 1568462213,
    "order_id": 21938869,
    "new_price": null
  }
}