Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHikM9UxDsqzW2l+GovnpEO0wElRKjyJIyQ1R4Kj3lPHRwP6kzsO3jMdBSQ… (844 chars)"
  }
}