curl -X PATCH \
  "$LANGFLOW_URL/api/v1/flows/$FLOW_ID" \
  -H "accept: application/json" \
  -H "Content-Type: application/json" \
  -H "x-api-key: $LANGFLOW_API_KEY" \
  -d '{
  "name": "string",
  "description": "string",
  "data": {},
  "project_id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "endpoint_name": "my_new_endpoint_name",
  "locked": true
}'