Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEH2DUdFwNtYBa25j8sF4lO4FqAljmQD9Q/8Wfbem1dog0rccjQw5i8h+ot… (844 chars)"
  }
}