tx 0x87b4510a6d4ed7dc47b61b14392c3fe8264b04928b06da1f31021b26820db471Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3928883959,
    "order_id": 388375041,
    "new_price": 6331000000
  }
}