tx 0x57e9a9cc499d0f056fdb42f98f9bedfbc020cda2d4b1d2c5e43e6c0e2c4d56bbCopy

payload

{
  "ModifyOrder": {
    "new_size": 20726020,
    "order_id": 30805222,
    "new_price": null
  }
}