Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD0cG8xW1GfFoAyqjel+Wm553NNQREF08H3DthpjrHXLTBL9Nkm53mgc+Rf… (1,748 chars)"
  }
}