curl --request POST \
  --url https://api.acme.rungalileo.io/v1/observe/workflows \
  --header 'Content-Type: application/json' \
  --header 'Galileo-API-Key: <api-key>' \
  --data '{
  "project_name": "my-observe-project",
  "workflows": [
    {
      "created_at_ns": 1760464799528929000,
      "duration_ns": 0,
      "input": "who is a smart LLM?",
      "metadata": {},
      "name": "llm",
      "output": "I am!",
      "type": "llm"
    }
  ]
}'

{
  "message": "<string>",
  "project_id": "<string>",
  "project_name": "<string>",
  "workflows_count": 123,
  "records_count": 123
}