Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEEOJJG1dNzcxq8TBwg+5Xy3TwgYOWqnKSRBp8j62zTvD0ttJp16eSHI+cB… (844 chars)"
  }
}