Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD0HsKXUh5+OzJjypf1AnBiLgjdZVRb1+wRoV2t6Q2OxW1/NTLlLvDUQ1RX… (844 chars)"
  }
}