Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBEPXTVH2pnPRt9+hlr5An4TDd/Li9lmhb/M/vfTRORnmF9U8A15B6xGnbT… (844 chars)"
  }
}