Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQB3dF51JOvCizqHdOp1jlYjPtNy3onyDEAxaDlA3CORxCYHPMThzlCJrj4F… (1,748 chars)"
  }
}