tx 0x3e78fa06e53ad5c41d0dcf1059d956b9516c2d7eaaca6c54bb810d5f6dcb7b7aCopy

payload

{
  "ModifyOrder": {
    "new_size": 1568311,
    "order_id": 7791523,
    "new_price": null
  }
}