Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDKfwCkZIwakLDNMB0jaCN3OMhvDy/mxo8WItP9NLyN4WUV/Q4YZ54YnwqQ… (844 chars)"
  }
}