{
  "asset_id": "str",
  "asset_type": "str",
  "asset_criticality": "str",
  "manufacturer": "str",
  "model_number": "str",
  "installation_date": "str",
  "design_life_hours": "float64",
  "nominal_operating_speed_rpm": "float64",
  "nominal_load_capacity_pct": "float64",
  "operating_environment": "str",
  "industry_sector": "str",
  "facility_id": "str",
  "production_line_id": "str",
  "redundancy_configuration": "str",
  "observation_timestamp": "str",
  "observation_cycle": "int64",
  "cumulative_operating_hours": "float64",
  "operating_hours_since_last_maintenance": "float64",
  "vibration_rms_mm_s": "float64",
  "vibration_peak_mm_s": "float64",
  "vibration_crest_factor": "float64",
  "vibration_kurtosis": "float64",
  "bearing_defect_frequency_bpfi": "float64",
  "bearing_defect_frequency_bpfo": "float64",
  "acoustic_emission_db": "float64",
  "temperature_bearing_c": "float64",
  "temperature_winding_c": "float64",
  "temperature_ambient_c": "float64",
  "temperature_differential_c": "float64",
  "oil_viscosity_cst": "float64",
  "oil_particle_count_iso4406": "str",
  "oil_water_content_ppm": "float64",
  "oil_acid_number_mg_koh_g": "float64",
  "oil_metal_iron_ppm": "float64",
  "oil_metal_copper_ppm": "float64",
  "pressure_inlet_bar": "float64",
  "pressure_outlet_bar": "float64",
  "pressure_differential_bar": "float64",
  "flow_rate_m3_hr": "float64",
  "current_draw_amps": "float64",
  "power_consumption_kw": "float64",
  "efficiency_pct": "float64",
  "noise_level_dba": "float64",
  "surface_crack_length_mm": "float64",
  "corrosion_index": "float64",
  "shaft_misalignment_mm": "float64",
  "imbalance_g_mm": "float64",
  "health_index": "float64",
  "degradation_stage": "str",
  "degradation_rate_per_hour": "float64",
  "anomaly_score": "float64",
  "anomaly_flag": "bool",
  "failure_mode_primary": "str",
  "failure_mode_secondary": "str",
  "fault_severity_iso13379": "str",
  "operating_age_fraction": "float64",
  "cumulative_damage_index": "float64",
  "thermal_activation_factor": "float64",
  "crack_propagation_rate_mm_cycle": "float64",
  "wear_volume_mm3": "float64",
  "lubrication_effectiveness_pct": "float64",
  "rul_actual_hours": "float64",
  "rul_predicted_hours": "float64",
  "rul_prediction_lower_ci_hrs": "float64",
  "rul_prediction_upper_ci_hrs": "float64",
  "rul_model_type": "str",
  "rul_prediction_error_hrs": "float64",
  "rul_mae_rolling_20": "float64",
  "prognostic_horizon_hrs": "float64",
  "failure_probability_30day": "float64",
  "failure_probability_90day": "float64",
  "failure_probability_365day": "float64",
  "weibull_shape_beta": "float64",
  "weibull_scale_eta": "float64",
  "reliability_at_current_age": "float64",
  "hazard_rate_per_hour": "float64",
  "maintenance_event_flag": "bool",
  "maintenance_type": "str",
  "maintenance_action": "str",
  "maintenance_downtime_hours": "float64",
  "maintenance_cost_usd": "float64",
  "parts_cost_usd": "float64",
  "labour_hours": "float64",
  "production_loss_usd": "float64",
  "optimal_maintenance_window_start": "str",
  "optimal_maintenance_window_end": "str",
  "scheduling_algorithm": "str",
  "maintenance_overdue_flag": "bool",
  "technician_skill_level": "str",
  "spare_parts_availability_flag": "bool",
  "lead_time_days": "float64",
  "maintenance_effectiveness_pct": "float64",
  "post_maintenance_health_index": "float64",
  "cbm_trigger_parameter": "str",
  "alarm_priority": "str",
  "asset_replacement_value_usd": "float64",
  "annual_revenue_at_risk_usd": "float64",
  "cost_of_failure_usd": "float64",
  "annual_maintenance_budget_usd": "float64",
  "roi_predictive_vs_reactive_pct": "float64",
  "mtbf_historical_hours": "float64",
  "mttr_historical_hours": "float64",
  "availability_pct": "float64",
  "oee_score_pct": "float64",
  "p_f_interval_hours": "float64",
  "safety_risk_score": "float64",
  "environmental_risk_score": "float64",
  "risk_priority_number": "int64",
  "insurance_event_flag": "bool",
  "regulatory_reportable_flag": "bool",
  "load_profile_type": "str",
  "load_pct_of_rated": "float64",
  "operating_speed_pct": "float64",
  "start_stop_cycles_total": "int64",
  "thermal_cycling_events": "int64",
  "overload_events_count": "int64",
  "speed_transient_events": "int64",
  "process_fluid_type": "str",
  "process_fluid_contamination": "str",
  "humidity_relative_pct": "float64",
  "dust_concentration_mg_m3": "float64",
  "vibration_environment_external_mm_s": "float64",
  "power_quality_thd_pct": "float64",
  "voltage_unbalance_pct": "float64",
  "edge_case_type": "str"
}