metadata.json

{
  "total_records": 25512,
  "created_at": "2025-09-08T16:01:28.899055",
  "schema": {
    "station_id": "bytes (string)",
    "route_id": "bytes (string)",
    "trip_id": "bytes (string)",
    "headsign": "bytes (string)",
    "direction_id": "int64",
    "assignment_type": "bytes (string)",
    "track_number": "bytes (string, target variable)",
    "scheduled_timestamp": "float (unix timestamp)",
    "actual_timestamp": "float (unix timestamp, 0.0 if None)",
    "recorded_timestamp": "float (unix timestamp)",
    "day_of_week": "int64 (0=Monday, 6=Sunday)",
    "hour": "int64 (0-23)",
    "minute": "int64 (0-59)"
  }
}