Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGjsQmAy+qyauWlyUL3Fmi26NiYouxUAXGJiVgNoFE2EHWu6Xqa8hx+6K1O… (844 chars)"
  }
}