tx 0x6ab50987cb9fd5d1b62fdbfa7dbbd025d5d682bd23dcd7dccf5d9d915a65deb2Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6441548735,
    "order_id": 388157274,
    "new_price": 6444000000
  }
}