tx 0x502c64c6f9aeb14ef73ecadcf0081c6f1a7ca4b7c4df5c9b2fd5d5e1cc5c7abeCopy

payload

{
  "ModifyOrder": {
    "new_size": 594172,
    "order_id": 8307327,
    "new_price": null
  }
}