Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDfsrBCpzQkoUGpp3+zIuNXKXeJ16Ye9syAEuTbJ+yEKxqLW1Ppjji8EyZP… (1,748 chars)"
  }
}