Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHzdbw9pcii1m0YgkP2pZ4/rvt7pAMWaWs4lSAMWMi1sRAQvoSW4d5YuNkb… (844 chars)"
  }
}