Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFTnTS2L6VardVXZFq8y9iWvYWk2/VjO8KJ/j55J7Ow9m8t//NUhQoDJvIk… (844 chars)"
  }
}