Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHF8vnDOYc/u4wLAVKu7s1s5N9NxxirCG2aB2cn2VjigRSlxmKdDPr2Xmv7… (844 chars)"
  }
}