Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF6UzWiw8c4Zv/Eoi+SbGZlhC7pCertZk+pPVElD/R6+TmA/3l8OAc/SYmE… (844 chars)"
  }
}