Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFbK4lr4Tr0hc4+ALoFNULoDb3wPUUb8A2Wf5mnzEcj+3nQX8uOu9n0kPxV… (844 chars)"
  }
}