Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQD8a4pk9X9v0WfVIdZm7UEJrna4C+hH5Jnyz+U3FotJ2E68+IgcbWDFvsD+… (1,748 chars)"
  }
}