Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE6qEon7qnMRuTOHxLlMGAfVzi3e5Y3OP0CFMFXXJZ7OFMTCX5m74sSoGLM… (844 chars)"
  }
}