tx 0xec8a5f68e44c06a2c113f491e3636c16ce721a7cff8694e45bb9672ec2ca39baCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 6441548735,
    "order_id": 388157274,
    "new_price": 6443000000
  }
}