/api/v3/agregados/{id}/periodos/{P}/variaveis/{V}?localidades=...&classificacao=.... Returns flat rows (one per variable x locality x period); missing upstream values (..., -) coerce to null. When an aggregate declares a classification dimension and the caller omits it, SIDRA returns 500 - inspect /metadata first.x-api-key: ********************curl --location --globoff '/api/v1/statistical-agencies/ibge/aggregates/1737/data?periods=202601%7C202602%7C202603&variables=63&locations=N1[all]&classification=undefined' \
--header 'x-api-key: <api-key>'{
"data": {
"aggregate_id": 0,
"periods": "string",
"variables": "string",
"locations": "string",
"classification": "string",
"observations": [
{
"variavel": "string",
"variavel_id": "string",
"unidade": "string",
"localidade": "string",
"localidade_id": "string",
"nivel_territorial": "string",
"classificacao": null,
"periodo": "string",
"valor": 0,
"valor_raw": "string"
}
],
"count": 0
},
"meta": {
"endpoint": "/api/v1/fred/us/cpi",
"data_time": "2026-04-16T14:30:00Z",
"response_time": "2026-04-16T14:30:12Z",
"provider": "Sugra API v1.0.1",
"source": "string",
"fallback_used": true,
"fallback_chain": [
"string"
],
"cached": true
}
}