Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAq7wmMiS8y9oMxz/ztqXGS4RBB7mc0ra2RtcOZ3cks3DQSUFwQOYf1KGeK… (1,748 chars)"
  }
}