curl --request POST \
  --url https://api.ngrok.ai/access-key-configurations \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "metadata": "<string>",
  "access": {
    "providers": {
      "allow": [
        "<string>"
      ]
    },
    "models": {
      "allow": [
        "<string>"
      ]
    }
  },
  "router": {
    "rules": [
      {
        "steps": [
          {
            "keys": [
              {
                "id": "<string>",
                "name": "<string>",
                "value": "<string>"
              }
            ],
            "keySelectionStrategy": "ordered"
          }
        ],
        "provider": "<string>",
        "model": "<string>"
      }
    ]
  }
}
'

{
  "id": "<string>",
  "uri": "<string>",
  "name": "<string>",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "createdBy": {
    "id": "<string>",
    "uri": "<string>"
  },
  "lastUpdatedBy": {
    "id": "<string>",
    "uri": "<string>"
  },
  "description": "<string>",
  "metadata": "<string>",
  "access": {
    "providers": {
      "allow": [
        "<string>"
      ]
    },
    "models": {
      "allow": [
        "<string>"
      ]
    }
  },
  "router": {
    "rules": [
      {
        "steps": [
          {
            "keys": [
              {
                "id": "<string>",
                "name": "<string>",
                "keyRedacted": "<string>"
              }
            ],
            "keySelectionStrategy": "ordered"
          }
        ],
        "provider": "<string>",
        "model": "<string>"
      }
    ]
  }
}