Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFy3Lq64+f+gLqIlmcmZxm170t0L4pYqbFI3kITJSqCaQKIO044E4rCCBRD… (844 chars)"
  }
}