tx 0x514a5cfdb22f1d3929319bd0c5d8cc40a05a32b1fe1a7e27c3c3f611a9c4b59dCopy

payload

{
  "ModifyOrder": {
    "new_size": 478954580,
    "order_id": 51630410,
    "new_price": null
  }
}