tx 0x31b8d6c87bf8b86b7a74cd2e862f91fd353493456bdd767530e78ea28d64666dCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6310255606,
    "order_id": 412398917,
    "new_price": 6507000000
  }
}