Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGXp/L28+oXGAG+5aIofdqHWt4mRfaSbimTB4/J2a1FYyxnOPKR5KFOQ0mo… (844 chars)"
  }
}