Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE2PI0wQNvvRdmkMN2Ld0Kv1U4Dppf/6NUU6Er7gbHTcyUm2qKknR1o8vcr… (844 chars)"
  }
}