tx 0xb4a07acc1a4d615456d8fa1b4b2976bf4bf9a5d4524ea2bd7b29a803ef0a0a4bCopy

payload

{
  "ModifyOrder": {
    "new_size": 15652660,
    "order_id": 49572308,
    "new_price": null
  }
}