Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwLlj/wP4Ndf7G6PWNJxZcS1jl8g8lgaFYjQctfNovS9CnK+Gz5eTmGInT1t… (844 chars)"
  }
}