Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwF/Ckkm2XGGS4WjQ1vx2LcMxEfxe3wrZQRw7Jf/3WbwYSCw23JRWr+3EPSl… (844 chars)"
  }
}