Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHWzgE2wxqvH+aTHW7vFHpOtzp4hzYYJPK4lVr6uYTlalZJAuJ0anAzxbVI… (844 chars)"
  }
}