Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDxqBQZ/QVA2OZCwWp9P3ik6X5HvZSfXxY7JrsUcg6yo2glV2NpyOinBezs… (844 chars)"
  }
}