tx 0xb51c5f569da562bf19ff870535cfe426e7aaf9d3269ca395101a97f851e2d965Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6720993470,
    "order_id": 343819919,
    "new_price": 6315000000
  }
}