tx 0xc89006aef60c0cd7df7732c7daacc79a0a7e2e7a3cc9d8ae1ef98f2d6702e5aeCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6419977586,
    "order_id": 388157274,
    "new_price": 6496000000
  }
}