Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEUjx5J+QvbB9XmeaicmpO0Mxag+IFr5MUgzX2vq09opFmJNpjFBdXiU9bO… (844 chars)"
  }
}