curl --request POST \
  --url https://agent-prod.studio.lyzr.ai/v3/semantic_model/save_documentation/{rag_config_id}/{table_name} \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '{
  "descriptions": {
    "table_name": "string",
    "table_description": "string",
    "columns": [
      {
        "name": "string",
        "description": "string",
        "type": "string"
      }
    ]
  },
  "table_preview": [
    {
      "additionalProp1": {}
    }
  ]
}'

{
  "added_table_name": "example_table"
}