Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAUEyuGlrY3W1ULnKfpFUUI1zcZ7ISCX5z7hU9CjPLBHzSRCa5FKh33TpKG… (844 chars)"
  }
}