Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHPI/mJbNYd6Gz3XtlmAMgMzaNc7osqZBvWbnxaKMn/cCxMCQOyRls8XUQN… (844 chars)"
  }
}