Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGEqOH4LzDX0QvhQMGAo6aENpfs0jd+aZcOKvr4MvKV5i7EOrP++3e2n8Jm… (844 chars)"
  }
}