tx 0x6bfbfa55a374d03957f1fe67fbadfccbbba40215500dbe69f4940d80e5a64f19Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3263572421,
    "order_id": 429152124,
    "new_price": 21500000000
  }
}