tx 0xbe51d6f99de3f775e9382a40b0bbc2d4a798b1ac4c7a7be2b1409a12422d5b5bCopy

payload

{
  "ModifyOrder": {
    "new_size": 430481,
    "order_id": 31229972,
    "new_price": null
  }
}