Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwCMGCWI42BzrdDM4PcsiJhgWTyxRgIhoGnQVvTRZJLNyxPUSvS/iFJI2xYE… (844 chars)"
  }
}