Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQH+AG4kkPMll47EURx6AcBgzXLI5P6/Z/ZnEND+Mijz3VD4XNAc4J7TBqmv… (1,748 chars)"
  }
}