Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwHfz9LaK+wJdbuQFX88rkL1Yk3mmZAIGbfpJCZWQ1Hp8RipfeX1pjLUlrP5… (844 chars)"
  }
}