tx 0x47582c7bd5ad218c8eef6ca3c0f12ec0fef90a5e5a2bdd6b658fe53f2d8bf3dfCopy

payload

{
  "ModifyOrder": {
    "new_size": 49142414,
    "order_id": 423774579,
    "new_price": null
  }
}