Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCUeIKXbq2QbPJdNGvUHHDSXk0vITQzfpDN+IWVSIXL2hR+6rfUQsNT31cA… (844 chars)"
  }
}