tx 0x4ba949eaa7d94d8cfa05e2ffb76e0bdbc5a2e2ae0b3cee83cd2d89845fa41f6bCopy

payload

{
  "ModifyOrder": {
    "new_size": 1352350567,
    "order_id": 424957901,
    "new_price": null
  }
}