tx 0xb4cf3fffe4a0a1b1d1d3f7aabe6c040c9f52a29ab22861ea4e23249d7c9cd5eeCopy

payload

{
  "ModifyOrder": {
    "new_size": 4647821,
    "order_id": 426612058,
    "new_price": null
  }
}