Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAI4hyyhxi4OLZ4MXLJ2WwIYlY5Nj+iWx2TAOkdG+/FWwL56DU+GcscWGUA… (844 chars)"
  }
}