Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGLSds2bOXsH0b/g4Q4uEZfoBOV0nd0Oj94Pp7KZJCyUEhIpuIcdLBmOsCg… (844 chars)"
  }
}