Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwB64M25iWPECzHMAD56zrDgE9E1dZY/1JWdP8/I/qcnSXhib3Uy8Iy6n6M0… (844 chars)"
  }
}