tx 0xfae81daa3a0ccc39a39bae8016a1dd7aa0d558beb4be9d09f2dbdcdf4be46d5aCopy

payload

{
  "ModifyOrder": {
    "new_size": 12870325,
    "order_id": 374658531,
    "new_price": null
  }
}