curl --request POST \
  --url 'https://api.adside.ai/meta/mcp#estimate_audience_size' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "<string>",
  "method": "<string>",
  "params": {
    "name": "<string>",
    "arguments": {
      "targeting": {
        "age_min": 39,
        "age_max": 39,
        "genders": [
          1.5
        ],
        "geo_locations": {
          "countries": [
            "<string>"
          ],
          "regions": [
            {
              "key": "<string>"
            }
          ],
          "cities": [
            {
              "key": "<string>",
              "radius": 123,
              "distance_unit": "mile"
            }
          ]
        },
        "interests": [
          {
            "id": "<string>",
            "name": "<string>"
          }
        ],
        "behaviors": [
          {
            "id": "<string>",
            "name": "<string>"
          }
        ],
        "custom_audiences": [
          "<string>"
        ],
        "lookalike_audiences": [
          "<string>"
        ]
      },
      "optimization_goal": "<string>",
      "account_id": "<string>"
    }
  },
  "id": "1"
}
'

{
  "jsonrpc": "<string>",
  "id": "<string>",
  "result": {
    "content": [
      {
        "type": "<string>",
        "text": "<string>"
      }
    ]
  }
}