<p>Sets a Firewall Manager default administrator account. The Firewall Manager default administrator account can manage third-party firewalls and has full administrative scope that allows administration of all policy types, accounts, organizational units, and Regions. This account must be a member account of the organization in Organizations whose resources you want to protect.</p> <p>For information about working with Firewall Manager administrator accounts, see <a href="https://docs.aws.amazon.com/organizations/latest/userguide/fms-administrators.html">Managing Firewall Manager administrators</a> in the <i>Firewall Manager Developer Guide</i>.</p>

{
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  "data": {
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    "created_at": "2025-01-01T00:00:00Z"
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}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}