Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAGLaVnD7LjzWXYevLeT3HL2LWNG35DNx5ki7O5NVq+Qx8paIfWTpEh4XyC… (1,748 chars)"
  }
}