Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwKMxdHcqnVbXm7BQbPt0FAYzsLIk/Kw5iQxYXYvtvWGMCYxCb/aNm4Y/ABF… (844 chars)"
  }
}