tx 0xf5e3f2508bb0d5f4eb958ad8ab7bcb6fef8fa300e3437a2a5cc7c52c3d4b4c4fCopy

payload

{
  "ModifyOrder": {
    "new_size": 546353,
    "order_id": 641211,
    "new_price": null
  }
}