Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBXbFSAhwoZty7VWf9aLtP+YaIdPsSI3hsB2LQ5acGDJzxGjR0uprwkJ0S4… (1,748 chars)"
  }
}