Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFZ14PGR6cMkzjlp7pZvV0jA+VDQP41knwpD+01jtgYVUsXMZJgYODLV7jy… (844 chars)"
  }
}