Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGq1Lx3DAyjUOVs9ifEzDfLwFPdkbR1j9gMtpya8Wc66iZx5b2xd+tcFyxQ… (844 chars)"
  }
}