tx 0x15c2b4ce9d6f3a28d315ce3f7cceba9a9f3d729b37186f56f68c549f5f6c690eCopy

payload

{
  "ModifyOrder": {
    "new_size": 528615862,
    "order_id": 4656725,
    "new_price": null
  }
}