Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGmvAiLkUZdkHF+51RZPXHK5IbDjdIRTSbIOn/doIBjMwnUAjPBSuMtDCb8… (844 chars)"
  }
}