Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHJySm3Zg5gl2NoQwRAs9M7Z66+Fw0yNrPM4Yy9t/UB2Q/JjDdk4p/CX/Bf… (844 chars)"
  }
}