tx 0x3f434d76734a3954e810848fe7791e5667672b4ae5ab5c8bbb9a73a9f08e29e2Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 1597351955,
    "order_id": 388381285,
    "new_price": 6377000000
  }
}