Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBxJAGbcmuXhanBdnPuK8Zz0+RDD0tMs+GPJ8R2Jl6wdQmOAexC1y7XEO3s… (844 chars)"
  }
}