Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEGkHx52/Ai1i5Jn+Dk3uTmXXkk3fA+ORxKxNsU1dxxyU8PRjB2CaeRbdrf… (844 chars)"
  }
}