Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE4/prNRBMJ1Y4QBJc/DPlc9A90FBiWi1c8CkOXMEnxhnNpXV4P5CXQwvbm… (844 chars)"
  }
}