Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHDOwgqV9XpFzZCBcKj9PdiqIkl1PK/Ai9NnJpMFS5VMRiMqdDq+tqEcV3C… (844 chars)"
  }
}