tx 0x444b948dde29bbfccd0e6eeab9551a445a5d4febbb3d1b1c75e6cbf7183e76beCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3922111721,
    "order_id": 388375041,
    "new_price": 6391000000
  }
}