Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGlM75Cud7eMrz9eYkqbE+1LW0cBem+V1Noy6A1NV388BV0w8ZVDdtxXMc1… (844 chars)"
  }
}