Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAhLKpiN+Ysvj1pBvIq2oGxNzsK2HP8ItDW1ZCmVw/G4Fx0QhQIzxLHeVYA… (844 chars)"
  }
}