curl --request PATCH \
  --url 'https://api.nsr.stateset.com/api/v1/sessions/{session_id}/context' \
  --header 'X-API-Key: YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "focus_entities": [
    "string"
  ],
  "remove": [
    "string"
  ],
  "set": {}
}'

{
  "context": {},
  "focus_entities": [
    "string"
  ],
  "session_id": "string"
}