Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQA7uB0+39R5IuuD/nFkq/vwoaXm7OCzvKbfgz+qS03v70Vv7vsxXSYffPR4… (1,748 chars)"
  }
}