tx 0xca09aabb27b2affee5ee92eaf8a4e8bd1c681d45474d6f4486a1fefc69482babCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 2307282487,
    "order_id": 388381285,
    "new_price": 6516000000
  }
}