Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBJj7F8GGOf15vGOQJMGmYBh4KTMdec3QO9BdNyMZzjDmYAEfYLSJLAkyhM… (844 chars)"
  }
}