Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBHV2qG+NTm1njyBX1xowslbCFTSLpdGQyFgY3es9Nw9CQYLP6VjbjLTz4X… (844 chars)"
  }
}