tx 0xabdaf3a38061a1c1e7511074663f8e7a18f4d3b9aeb71555f0e4e3e3550bde7bCopy

payload

{
  "ModifyOrder": {
    "new_size": 5277021,
    "order_id": 21291387,
    "new_price": null
  }
}