Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC5t2xXS4QJIMkn611xaK1RyKbv/G7LtqcukgTy0GWWnTBl/C2LTj1Mcjp4… (844 chars)"
  }
}