tx 0xdac3b67993b322d956565cb28c179df4f3c417af8eac3bef50b4ac5d3aea3071Copy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6529696074,
    "order_id": 388157274,
    "new_price": 6405000000
  }
}