Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEphA/P6H1DpF2L4zFefkZLBFtjmfBcSCHveWZ3YRha/UkHYcwE/Siam3tS… (844 chars)"
  }
}