Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEaALMiDyg2dqRUZTJdCJA5V0moi2aH/weriMFJ7q2bjECCyXPNt/C1DgXc… (844 chars)"
  }
}