{"name": "Raikiri radiation API", "description": "Hourly background radiation measured indoors in Japan with a PocketGeiger Type-6 (10-minute count each hour), since 2022-03.", "payment": "L402 (Lightning). Pay the invoice in the 402 response, then retry with 'Authorization: L402 <macaroon>:<preimage>'.", "endpoints": [{"path": "/v1/radiation/latest", "price_sats": 0, "description": "Latest measurement."}, {"path": "/v1/radiation/history?from=YYYY-MM-DD&to=YYYY-MM-DD", "price_sats": 10, "description": "Measurements in the period (JST, inclusive, up to 366 days)."}], "fields": {"time": "start of the measurement (ISO 8601, JST)", "count": "radiation counts in the measurement", "usv_h": "dose rate in microsieverts per hour", "samples": "valid samples out of 6000 (10 minutes)"}}