Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGAWveb5DV+b0h4E2EwzJMXR6/WQspfn1oLdHuUYhzjmxQ0Eu2xgnYIjSIr… (844 chars)"
  }
}