tx 0x3f85e993373212eae3195547a96f386c84d8a34e8e3e4c58ddb4e3e75249f851Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6561833085,
    "order_id": 388157274,
    "new_price": 6302000000
  }
}