tx 0x971c2aa0a3de0b330ff79f46ed2ae4b8d0fbc9fa3d29d57a24c3edddcd2d8efcCopy

payload

{
  "ModifyOrder": {
    "new_size": 155558675,
    "order_id": 18773430,
    "new_price": null
  }
}