Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHZr1YJzunrfRe7yRbEJEKNMGCD9mYi3v+ST2Afhkl0bHQ19EfmP51kLT5A… (844 chars)"
  }
}