Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGq6PoFvfVt+pTArGLEskGLUZ/S4GOp1YHKKQP4Ctb7k0QgBBFW/oU6onPT… (844 chars)"
  }
}