curl --request POST \
  --url http://localhost:8080/v1/mcp/add_session_memory \
  --header 'Content-Type: application/json' \
  --data '{
  "session": {
    "group_id": "<string>",
    "agent_id": [
      "<string>"
    ],
    "user_id": [
      "<string>"
    ],
    "session_id": "<string>"
  },
  "producer": "<string>",
  "produced_for": "<string>",
  "episode_content": "<string>",
  "episode_type": "<string>",
  "metadata": {}
}'

{
  "status": 123,
  "error_msg": "<string>"
}