tx 0x204db139343128d3f196e1bb1c0d0c1ee1a941a6a018f2e4e25d2c40eb7eff94Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6365318070,
    "order_id": 377687843,
    "new_price": 6580000000
  }
}