Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH3vU9wB7BrjFmpW/f8fkYrP0E3A/uGtQNS1GQn2e/Ke1XlaZ1PcXg05mcp… (844 chars)"
  }
}