Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCBf7q7mvmLBp/Z6cs0P+GKZOz2U2ZpqcP4RHKXcyu3q2eiZOaBHhUSdDm3… (844 chars)"
  }
}