Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDJ17F0hkzwOYdluy2wZFGFSXABrBpbfp0WJ5JEcCKkrjkzPT16IVWpPB+M… (844 chars)"
  }
}