tx 0x5be55c2504d7c1a4e8a169d4a0c6c7857c8afb2d5357dfc72661ecbd7d189e4eCopy

payload

{
  "ModifyOrder": {
    "new_size": 204107564,
    "order_id": 18218159,
    "new_price": null
  }
}