Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEMaEGKysM/coI8J3fQtK5wXMN3ndd5Mbb+m1E7sOdAS2KQyNbi/lzz9HWl… (844 chars)"
  }
}