tx 0x402b020c5fdbbf4574eda024b20a5fbdeb9e4e1e256ce753c585824699cc56caCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6550301641,
    "order_id": 388157274,
    "new_price": 6322000000
  }
}