Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFHvR7kp7Iw1tP6Zr7hoP+Cbgy+whEWIkbbGLBbWRKa6F4px/jKqLFXOw2M… (844 chars)"
  }
}