Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCl+BCz6U1dCVPiNDacLGX4JKf9GrPJ/l1oq0RrONS9gBF6ftcQxYi9Aqr4… (844 chars)"
  }
}