Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFBBExqWxNjrWjgwJx3CIdFvt4eQQRQ/gXvwlPYatBEu3sL/+qxH+tmZPET… (844 chars)"
  }
}