Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDpS/Jw2JgVOSj+iZH/RD2r0cIcb8BxowelFb0Qy9ow/zIwMZmWUaKeRHXA… (844 chars)"
  }
}