Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG/1R7rYFZ1GQS1iJ0FgvbWcjQVWQmhGGEDSFaNT2rLfQqb/gSMwPdAt/iI… (844 chars)"
  }
}