Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEW0G6at+V2CdT26B/D2xoGLrgCd8k+k+HyFSYs+qbpuXDr0Vf5SwDcMO0F… (844 chars)"
  }
}