Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDi3uA1bXUzH5aFdcFt1X5w6yCu3HrMKqsmuY9vFt+yVhjm1KFwFWrQlxJs… (844 chars)"
  }
}