UsageMax public observability

{
  "type": "object",
  "required": [],
  "properties": {
    "metric": {
      "enum": [
        "tokens",
        "spend"
      ],
      "type": "string",
      "default": "tokens",
      "description": "Rank by aggregate tokens or tracked spend."
    },
    "period": {
      "enum": [
        "7d",
        "30d",
        "all"
      ],
      "type": "string",
      "default": "all",
      "description": "Choose the bounded reporting window."
    }
  },
  "additionalProperties": false
}

{
  "type": "object",
  "required": [],
  "properties": {},
  "additionalProperties": false
}

{
  "type": "object",
  "required": [
    "handle"
  ],
  "properties": {
    "handle": {
      "type": "string",
      "maxLength": 80,
      "minLength": 1,
      "description": "The public profile handle, without the @ prefix."
    }
  },
  "additionalProperties": false
}