Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBMJRH9kqc9y4xIbuKoCTnGLRoARbRik7xkPfNdrYc9J2PYxsXAHSRXNEsE… (844 chars)"
  }
}