Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDfUdxfbMuMf1VoppWV+Rv2oj0IBbAJiSUBr0DptPy6Ah4dFpNyqBwk0L6J… (844 chars)"
  }
}