tx 0x2ec4740d66c2b1b64e8fdcc8fa4e105b1071f3db36ef7eb1fdc28e96c4483de3Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6550301641,
    "order_id": 388157274,
    "new_price": 6321000000
  }
}