tx 0x1faeddb8137a9fe4ad76b84dfbb5396a6a3ed4b6cb7d320e75812a80b4f0ccb9Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3974824401,
    "order_id": 337857229,
    "new_price": 6472000000
  }
}