Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGPxyfBxYKVL8cA0hhGczF6U8j+Mj+H+vRLgIqq+niz+liKc/wgfR550Pav… (844 chars)"
  }
}